| Name | Author | Source | Citation | Year |
|---|
| Amphiprora navicularis | C.G. Ehrenberg | image |
| Amphiprora navicularis | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 410 | 1843 |
| Amphiprora navicularis | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Amphora naviculacea | A.S. Donkin | image |
| Amphora navicularis | C.G. Ehrenberg | image |
| Amphora navicularis | C.G. Ehrenberg | image |
| Anomoeoneis sphaerophora var. navicularis | O. Mueller | image |
| Blastodinium navicula | Chatton | image |
| Chaetoceros navicula | (Ehrenberg) T. Brightwell | image |
| Chilomonas naviculaeformis | Schiller | image |
| Chlamydomonas navicularis | J. Schiller | image |
| Closterium navicula | (L.A. Brebisson) J. Lütkemüller | image |
| Closterium navicula f. duplo-maior | J. Roubal | image |
| Closterium navicula f. majus_('major') | F.E. Fritsch & M.F. Rich | image |
| Closterium navicula f. pyrenoidosum | L.S. Peterfi | image |
| Closterium navicula var. granulatum | (West & G.S. West) W. Krieger | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 13(1,2): 258 | 1935 |
| Closterium navicula var. inflatum | (W. West & G.S. West) H. Croasdale in Prescott, Croasdale & Vinyard | Syn. N. Amer. Desmids | II{1}: 72 | 1975 |
| Closterium navicula var. subcompactum | (West & G.S. West) W. Krieger | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 13(1,2): 259 | 1935 |
| Closterium navicula var. tumidum | Willi Krieger & P. Bourrelly | image |
| Cocconeis navicula | C.G. Ehrenberg | image |
| Cocconeis navicularis | C.G. Ehrenberg | image |
| Cocconema navicula | C.G. Ehrenberg | image |
| Corbisema navicula | (Ehrenberg) K.E. Busen & S.W. Wise, Jr. | image |
| Corbisema navicula | (Ehrenberg) K.E. Busen & S.W. Wise, Jr. | Initial Rep. Deep Sea Drilling Project | 36: 712 | 1977 |
| Corbisema navicula subsp. constricta | K.E. Busen & S.W. Wise, Jr. | image |
| Corbisema navicula subsp. constricta | K.E. Busen & S.W. Wise, Jr. | Initial Rep. Deep Sea Drilling Project | 36: 712, pl. 3: figs. 1, 2 | 1977 |
| Cosmarium naviculare | Borge | image |
| Cryptomonas navicula | J. Schiller | image |
| Cymbella incerta var. naviculacea | (Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 26{2}: 170 | 1894 |
| Cymbella navicula | (Ehrenberg) Ralfs | image |
| Cymbella navicula | Skvortzov | image |
| Cymbella navicula | Skvortzov | Philippine J. Sci. | 62: 344, pl. 8: figs. 32, 35; pl. 13: fig. 13 | 1937 |
| Cymbella naviculacea | Grunow in Cleve | Öfvers. K. [Svenska] Vet.-Akad. Förh. | 38{10}: 13, pl. 16: fig. 11 | 1882 |
| Cymbella scotica var. naviculacea | (Grunow) Ross | image |
| Cymbopleura navicularis | L.L. Bahls | Diatoms from Western North America 2. \f2Cymbellafalsa\fP, \f2Cymbopleura\fP and \f2Delicatophycus\fP: | 16,, pl. 37 | 2019 |
| Diadesmis navicula | (C.G. Ehrenberg) J. Ralfs | image |
| Diatoma navicula | Corda | Alman. Carlsbad | 5: 207, pl. IV: figs. 41, 42 | 1835 |
| Dickensoniaforma navicularia | R.P. Scherer | Diatom Research | 12: 91, figs. 8, 9, 17-21, 23-25 | 1997 |
| Dictyocha navicula | C.G. Ehrenberg | image |
| Dictyocha navicula | C.G. Ehrenberg | image |
| Dictyocha navicula | Ehrenberg | Infusionsthierchen: | 165 | 1838 |
| Dictyocha navicula | Ehrenberg | Abh. K. Akad. Wiss. Berlin, Phys. Kl. | 1836: folded table at p. 132 | 1838 (printed xii.1837) |
| Dictyocha navicula | Ehrenberg | Abh. K. Akad. Wiss. Berlin, Physik. Kl. | 1838: 129 | 1839 |
| Dictyocha navicula f. aspera | P. Schulz | Bot. Arch. | 21: 246, fig. 20 | 1928 |
| Dictyocha navicula f. aspera | P. Schulz-Danzig | image |
| Dictyocha navicula f. constricta | P. Schulz | Bot. Arch. | 21: 246, fig. 21 | 1928 |
| Dictyocha navicula f. constricta | P. Schulz-Danzig | image |
| Dictyocha navicula f. longispina | K. Tsumura | Yokohama Munic. Univ. J. Ser. C-45 | 146: 45, pl. VIII: fig. 7; pl. XXI: fig. 10 | 1963 |
| Dictyocha navicula f. minor | P. Schulz-Danzig | image |
| Dictyocha navicula var. aspera | P. Schulz | Bot. Arch. | 21: 245 (expl. fig. 20) | 1928 |
| Dictyocha navicula var. aspera | P. Schulz-Danzig | image |
| Dictyocha navicula var. biapiculata | E.J. Lemmermann | image |
| Dictyocha navicula var. constricta | P. Schulz | Bot. Arch. | 21: expl. fig. 21 on p. 245 | 1928 |
| Dictyocha navicula var. constricta | P. Schulz-Danzig | image |
| Dictyocha navicula var. minor | P. Schulz | Bot. Arch. | 21: 246, fig. 22 | 1928 |
| Dictyocha navicula var. minor | P. Schulz-Danzig | image |
| Dictyocha navicula var. naviculopsis | K. Tsumura | Yokohama Munic. Univ. J. Ser. C-45 | 146: 44, pl. VII: fig. 5 | 1963 |
| Dictyocha navicula var. rectangularis_('rectangulare') | P. Schulz-Danzig | image |
| Dictyocha navicula var. robusta | (Deflandre) K. Tsumura | Yokohama Munic. Univ. J. Ser. C-45 | 146: 46 | 1963 |
| Dictyocha navicula var. trispinosa | P. Schulz-Danzig | image |
| Dictyoneis navicula | P.T. Cleve | image |
| Dictyoneis naviculacea | P.T. Cleve | image |
| Encyonema prostratum var. naviculaceum | A. Mayer | Ber. Bayer. Bot. Ges. | 27: 230, pl. II: fig. 6 | 1947 |
| Encyonopsis naviculacea | (Grunow) K. Krammer | Biblioth. Diatomol. | 37: 430 | 1997 |
| EU-NAVICULA | F. Schütt | image |
| Euglena navicula | B. Zakrys | image |
| Euglena naviculiformis_(`naviculaeformis') | J. Schiller | Österr. Akad. Wiss., Math.-Naturwiss. Kl., Sitzungsber., Abt. I, | 165: 558, fig. 16 | 1956 |
| Eunaviculopsis navicula | (Ehrenberg) H.Y. Ling | Proc. First Int. Congr. Pacific Neogene Stratigraphy | 1: 212 | 1977 |
| Gomphonema gracile var. naviculaceum_('naviculacea') | P.T. Cleve | image |
| Gomphonema naviculaceum | J. Pantocsek | image |
| Goniothecium navicula | Ehrenberg | image |
| Hippodonta navicula | M.S. Kulikovskiy, H. Lange-Bertalot, & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 152, pl. 67: figs. 16, 17 | 2012 |
| Hippodonta navicula var. baicalensis | G.V. Pomazkina & T.A. Sherbakova in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 183, pl. 21 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Histioneis navicula | Kofoid | image |
| Homoeocladia navicularis | (Brebisson ex Kützing) Kuntze | image |
| Leiofusa navicula | Eisenack | image |
| Leptospathium navicula | Cachon & Cachon-Enjumet | image |
| Mastogloia asperula var. navicularis | Jurilj | image |
| MELONAVICULA | T. Christian | Amer. Monthly Microscop. J. | 7: 218 | 1886 |
| Melonavicula marylandica | Christian | image |
| Melonavicula marylandica | T. Christian | Amer. Monthly Microscop. J. | 7: 218 | 1886 |
| NAVICULA | Bory | image |
| NAVICULA division | CALONEIS Cleve | image |
| NAVICULA | Gruppe LIMOSAE Grunow | image |
| NAVICULA sect. | DIPLONEIS Karsten | image |
| NAVICULA sect. | FISTULATAE D. McCall | image |
| NAVICULA sect. | PSEUDO-AMPHIPRORA Cleve | image |
| NAVICULA subg. | AURICULA Patrick | image |
| NAVICULA subg. DECUSSATA | R. Patrick | Notul. Nat. Acad. Nat. Sci. Philadelphia | 324: 4 | 1959 |
| NAVICULA subg. | GYROSIGMA (Hassall) Kützing | image |
| NAVICULA subg. | NAVICULA Ehrenberg | image |
| NAVICULA subg. | PINNULARIA Ehrenberg | image |
| NAVICULA subg. | SURIRELLA Ehrenberg | image |
| NAVICULA | | image |
| NAVICULA | | image |
| NAVICULA | | image |
| NAVICULA | | image |
| NAVICULA | | image |
| Navicula [firma var.] tumescens | Grunow | image |
| Navicula abaujensis | Pantocsek | image |
| Navicula abbottii | Cholnoky & Claus | image |
| Navicula abbreviata | Grunow | image |
| Navicula abdita | É. Manguin in P. Bourrelly & É.Manguin | Alg. Guadeloupe: | 66, pl. III: fig. 77 | 1952 |
| Navicula abdita | Krasske | Bot. Arch.: | 27: 353, fig. 3 | 1929 |
| Navicula abdita | Manguin | image |
| Navicula abducta | Manguin | image |
| Navicula abelioensis | Foged | image |
| Navicula aberantior | R. Simonsen in Hinz, Simonsen, & Crawford | Diatom Res. | 27: 85 | 2012 |
| Navicula aberrans | R. Simonsen | image |
| Navicula aberrans | R. Simonsen | Kieler Meeresf. | 16: 127, pl. 1: figs. 13-17 | 1960 |
| Navicula abica | J.R. Carter | image |
| Navicula abiskoensis | Hustedt | Arch. Hydrobiol. | 39: 118, fig. 36 | 1942 |
| Navicula abiskoensis var. tibestii | Manguin | image |
| Navicula abnormis | Castracane | image |
| Navicula abnormis | Grunow | image |
| Navicula aboensis | (Cleve) Hustedt | image |
| Navicula abonuensis | Foged | image |
| Navicula abraensis | Foged | image |
| Navicula abrupta | (Gregory) Donkin | image |
| Navicula abrupta var. compressa | M. Peragallo | image |
| Navicula abrupta var. densestriata Østrup | | image |
| Navicula abrupta var. linearis | P. Schulz | image |
| Navicula abrupta var. rattrayi | (Pantocsek) H. Peragallo & M. Peragallo | Diatomées marines de France et des Districts Maritimes Voisins: | 132 | 1897 |
| Navicula abruptoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 356(= key), 515, fig. 1557 | 1964 |
| Navicula abscondita | Hustedt | image |
| Navicula absoluta | Hustedt | Arch. Hydrobiol. | 43: 435, pl. XXXVIII: figs. 80-85 | 1950 |
| Navicula absoluta | Hustedt | image |
| Navicula abstrusa | Hustedt | image |
| Navicula abuensis | Foged | image |
| Navicula abunda | Hustedt | image |
| Navicula abundoides | Cholnoky | image |
| Navicula abyssinica | Grunow in Martelli | Flor. bogos: | 152, pl. 1: fig. 4 | 1886 |
| Navicula acacia | Harting | image |
| Navicula accedens | Hustedt | image |
| Navicula acceptata | Hustedt | Arch. Hydrobiol. | 43: 398, pl. XXXVIII: figs. 66, 67 | 1950 |
| Navicula accommoda f. robusta | Foged | image |
| Navicula accommoda | Hustedt | image |
| Navicula accomoda f. robusta | Foged | Nova Hedwigia | 36: 608, pl. II: fig. 17, pl. III: fig. 9 | 1983 |
| Navicula accomoda | Hustedt | Arch. Hydrobiol. | 43: 446, pl. XXXIX: figs. 17, 18 | 1950 |
| Navicula accurata | Hustedt | image |
| Navicula acephala | Heribaud | image |
| Navicula acephala | Schoeman | image |
| Navicula achnanthoides | Skvortzov | image |
| Navicula achnanthoides Østrup | | image |
| Navicula achthera | M.H. Hohn & Hellerman | image |
| Navicula acidobionta | Lange-Bertalot | image |
| Navicula acidobionta | Lange-Bertalot in Lange-Bertalot & Krammer | Biblioth. Diatomol. | 18: 160, pl. 98: figs. 28-44; pl. 99: figs. 1-10 | 1989 |
| Navicula acidobiontica | Tosh. Watanabe | Diatom | 20: 168, figs. 20-29 | 2004 |
| Navicula acidophila | Cholnoky | image |
| Navicula acrocephala | (Rabenhorst) Migula | Krypt.-Fl. Deutschl., Alg. | 1: 270 | 1906 |
| Navicula acrosphaeria | (Brébisson) Kützing | Kieselschal. Bacill.: | 97 | 1844 |
| Navicula acrosphaeria | (Brebisson) Kützing | image |
| Navicula acrosphaeria var. bacillaris | Heribaud | image |
| Navicula acrosphaeria var. badeana | Heribaud & Peragallo | image |
| Navicula acrosphaeria var. elongata | Heribaud | image |
| Navicula acrosphaeria var. fossilis | Lauby | image |
| Navicula acrosphaeria var. laevis | M. Peragallo & Heribaud | image |
| Navicula acrosphaeria var. minor | M. Peragallo & Heribaud | image |
| Navicula acrosphaeria var. sandvicensis | A.W.F. Schmidt | image |
| Navicula acrosphaeria var. turgidula_('turgida') | (Grunow) M. Peragallo | Cat. gén. Diatom., 2: | 510 | 1903 |
| Navicula acrosphaeria var. undulata | (Cleve) M. Peragallo | Cat. gén. Diatom., 2: | 510 | 1903 |
| Navicula actinota | G.W. Andrews | image |
| Navicula acuminata | (Kützing) Kützing | image |
| Navicula acuminata | (Smith) Ralfs | image |
| Navicula acus | Cleve | image |
| Navicula acus | Cleve | image |
| Navicula acus | Ehrenberg | image |
| Navicula acus var. minuta | Cleve-Euler | image |
| Navicula acuta | (W. Smith) Hustedt | image |
| Navicula acuta | (W. Smith) O'Meara | image |
| Navicula acuta | (W. Smith) Schütt | image |
| Navicula acuta | Kützing | image |
| Navicula acuta | Meister | image |
| Navicula acuta | Meister | image |
| Navicula acuta | Skvortzov | image |
| Navicula acuticuneata | D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 121, pl. 44: figs. 1-5, 38 | 2005 |
| Navicula acuticuneatula | D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 123, pl. 44: figs. 23-26 | 2005 |
| Navicula acutirostris | Hustedt | image |
| Navicula acutiuscula | (Gregory) Ralfs | image |
| Navicula adamantiformis | Archibald | image |
| Navicula adamata | Hustedt | image |
| Navicula adami | Pantocsek | image |
| Navicula adamii_('Adami') | Pantocsek | Zap. Imp. S.-Peterburg. Miner. Obshch., ser. 2, | 39: 633, pl. XI: fig. 10 | 1902 |
| Navicula adampeensis | Foged | image |
| Navicula adamsii | Cholnoky | image |
| Navicula addae_('addaae') | Pantocsek | image |
| Navicula addicta | Hustedt | image |
| Navicula adegoyensis | D. Chudaev, I. Jüttner, & Z. Levkov | Phytotaxa | 494: 210, figs. 4-20 | 2021 |
| Navicula adhaerens | Mereschkowsky | image |
| Navicula admenda | M.H. Hohn & Hellerman | image |
| Navicula adminensis | D. Roberts & A. McMinn ex B. Van de Vijver & W.-H. Kusber | Notulae algarum | 65: 1 | 2018 |
| Navicula adminii | D. Roberts & A. McMinn | Biblioth. Diatomol. | 44: 27, pl. 4: figs. 2-4 | 1999 |
| Navicula admiranda | G.V. Pomazkina, E.V. Rodionova & T.A. Sherbakova | Limnol. Freshw. Biol. | 2019: 184, pl. 34 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula admissa | Hustedt | Duke Univ. Mar. Sta. Bull. | 6: 30, pl. 8: fig. 25 | 1955 |
| Navicula adnata | Hustedt | Arch. Hydrobiol. Suppl. | 15: 264, pl. XIX: figs. 16, 17 | 1937 |
| Navicula adnata var. rostrata | T. Watanabe & R. Usman | Diatom | 3: 43, pl. 5: figs. 32, 33 | 1987 |
| Navicula adnatoides | Cholnoky | image |
| Navicula adonis | J. Brun | image |
| Navicula adonis var. gibbosa | J. Brun | image |
| Navicula adriatica | Grunow | image |
| Navicula adsidua | R. Archibald | image |
| Navicula adumbrata | Cholnoky | image |
| Navicula adumbrata | M.H. Hohn & Hellerman | image |
| Navicula adumbrata | M.H. Hohn & Hellerman | Trans. Amer. Microscop. Soc. | 82: 288, pl. III: fig. 39 | 1963 |
| Navicula advena | A.W.F. Schmidt | image |
| Navicula adversa | Krasske | image |
| Navicula adversatrix | Pantocsek | image |
| Navicula aedifex | Pantocsek | image |
| Navicula aegyptiaca | A.A. Zalat | Neues Jahrb. Geol. Palaontologie-Monatshefte | 8: 488 | 2000 |
| Navicula aegyptiaca | Salah | image |
| Navicula aemula | Grunow | image |
| Navicula aemula var. major | Cleve & Grove | image |
| Navicula aequalis | (Ehrenberg) Kützing | image |
| Navicula aequalis | Ehrenberg | image |
| Navicula aequatorialis | Heiden in Heiden & Kolbe | Deutsche Südpolar-Exped. 1901-1903, | 8: 620, pl. 3(33): fig. 68 | 1928 |
| Navicula aequinoctialis | Montagne | image |
| Navicula aequoria | Hustedt | Abh. Naturwiss. Ver. Bremen | 31: 621, figs. 57-60 | 1939 |
| Navicula aerophila | Krasske | Hedwigia | 72: p. 111, fig. 13 | 1932 |
| Navicula aestimata | Hustedt in Rabenhorst | Krypt.-Fl. | 7{3}: 362 (=key), 470, fig. 1529 | 1964 |
| Navicula aestiva | Donkin | Trans. Micr. Soc. London, ser. 2, | 6: 32, pl. III: fig. 18 | 1858 |
| Navicula aestiva var. rhombica | P. Petit | image |
| Navicula aestuarii | Brébisson ex Kützing | Sp. Alg.: | 890 | 1849 |
| Navicula aestuarii | Brebisson ex Kützing | image |
| Navicula affinibaicalensis | G.V. Pomazkina, E.V. Rodionova & T.A. Sherbakova | Limnol. Freshw. Biol. | 2019: 184, pl. 36 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula affinis | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 417, pl. II: fig. II.7 [Surinam]; pl. II: fig. III.2 [Caracas]; pl. II: fig. IV.4 [St. Domingo]; pl. II: fig. V.4 [Guadeloupe]; pl. III: fig. III.8 [San Miguel, Mexico]; pl. IV: fig. II.6 [Labrador]; pl. IV: fig. V.10 [Kotzebue's Sound] | 1843 |
| Navicula affinis f. minor | Frenguelli | image |
| Navicula affinis f. minor | Frenguelli | image |
| Navicula affinis f. minor | Suringar | image |
| Navicula affinis var. amphirhynchus | (Ehrenberg) Grunow | image |
| Navicula affinis var. ampliata | (Ehrenberg) Frenguelli | image |
| Navicula affinis var. firma | (Kützing) Rabenhorst | Fl. Eur. Alg. | I: 196 | 1864 |
| Navicula affinis var. firma | (Kützing) Rabenhorst | image |
| Navicula affinis var. genuina | Grunow | image |
| Navicula affinis var. intermedia | Dippel | image |
| Navicula affinis var. producta | (W. Smith) Rabenhorst | image |
| Navicula affinis var. undulata | Grunow | image |
| Navicula affirmata | Leuduger-Fortmorel | image |
| Navicula africana | Ehrenberg | Ber. Königl. Akad. Wiss. Berlin, Physik. Kl. | 1838: 130, no fig. | 1839 |
| Navicula africana | Hustedt | image |
| Navicula africana | P. Petit in Folin & Périer | Fonds de la Mer | 2: 255, pl. XI: fig. 2 | 1874 |
| Navicula afroalpina | F. Gasse | Rev. Algol., n.s., | 13: 111, pl. V: figs. 15, 16 | 1978 |
| Navicula agatkae | A. Witkowski, D. Metzeltin & H. Lange-Bertalot in A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 265, 431, pl. 146: figs. 1-8 | 2000 |
| Navicula agellus | Ehrenberg | image |
| Navicula aggerica | E. Reichardt | Ber. Bayer. Bot. Ges. | 53: 101, pl. 1: figs. 25-33; pl. 4: figs. 9-11 | 1982 |
| Navicula aggesta | Hustedt | image |
| Navicula aglaos | Hohn | image |
| Navicula agma | M.H. Hohn & Hellerman | image |
| Navicula agmastriata | Hohn & Hellerman | Trans. Amer. Microscop. Soc. | 85: 125, pl. II: fig. 5 | 1966 |
| Navicula agmastriata | M.H. Hohn & Hellerman | image |
| Navicula agnewii | Cholnoky | image |
| Navicula agnita | Hustedt | image |
| Navicula agnita | Hustedt | image |
| Navicula agrestiformis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 162, pl. III: fig. 93) | 2020 |
| Navicula agrestiformis | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 162, pl. III: fig. 93 | 1998 |
| Navicula agrestis | Hustedt | Arch. Hydrobiol. Suppl. | 15: 246, pl. XX: figs. 21, 22 | 1937 |
| Navicula agulhasica | Cholnoky | image |
| Navicula aikenenses | Patrick | image |
| Navicula aikenensis | R. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 111: 92, pl. 7: fig. 6 | 1959 |
| Navicula airdevronsixii | D.E. Kellogg, M. Stuiver, T.B. Kellogg, & G.H. Denton | Palaeogeography, Palaeoclimatology & Palaeoecology | 30: 179, pl. I: 16; pl. II: 5 | 1980 |
| Navicula aitchelbee | L. Bahls | Beih. Nova Hedwigia | 141: 21, figs. 2-8, 23-25 | 2012 |
| Navicula ajajensis | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 710 (R), 720, pl. II: fig. 15 | 1936 |
| Navicula ajajensis | Skabichevskií | image |
| Navicula ajenaensis | Foged | image |
| Navicula aketechiensis | Foged | image |
| Navicula akimensis | Foged | image |
| Navicula aktinoides | Skuja | image |
| Navicula alaskana | Patrick & Freese | image |
| Navicula alata | Ehrenberg | image |
| Navicula albinensis | Grunow | image |
| Navicula alea | M.H. Hohn & Hellerman | image |
| Navicula aleemii_('aleemi') | Hustedt in Hustedt & Aleem | J. Mar. Biol. Ass. U.K. | 30: 184, text-fig. 1D | 1951 |
| Navicula aleksandrae | H. Lange-Bertalot, B. Bogaczewicz-Adamczak, & A. Witkowski in Lange-Bertalot et al. | Limnologica | 33: 259, figs. 1-20 | 2003 |
| Navicula algeriensis | Montagne | image |
| Navicula algida | Grunow | image |
| Navicula algor | M.H. Hohn & Hellerman | image |
| Navicula aliena | Krasske | Arch. Hydrobiol. | 33: 529, pl. XI: fig. 8 [figs. 7, 8 cited in expl. pl.] | 1938 |
| Navicula alineae | H. Lange-Bertalot apud Tsarenko, Lange-Bertalot, Stupina, & Wasser in Nevo & Wasser | Bacillariophyta: | 268, pl. XXII: figs. 175-178 | 2000 |
| Navicula alisoviana | (Skvortzov) A. Tuji | Bull. Natl. Sci. Mus [Tokyo], Ser. B (Bot.), | 29: 67 | 2003 |
| Navicula allista | M.H. Hohn & Hellerman | image |
| Navicula allmaniana | (Gregory) Ralfs | image |
| Navicula allorgei | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 58, pl. III: fig. 51 | 1952 |
| Navicula allorgei | Manguin | image |
| Navicula alluviana | Heiden | Mitth. Mecklenb. Geol. Landesanst. | 10{21}: 5, fig. 8 | 1900 |
| Navicula alpestris | Grunow | image |
| Navicula alpestris var. inflata | Pantocsek | image |
| Navicula alpestris var. minima | R. d'Aubart | image |
| Navicula alpestris var. tatrica | Gutwinski | image |
| Navicula alpha | Cholnoky | image |
| Navicula alpha | Cholnoky | Hydrobiologia | 7: 173, fig. 57 | 1955 |
| Navicula alpha | Cleve | image |
| Navicula alpina | (W. Smith.) Grunow | image |
| Navicula alternans | Schumann | image |
| Navicula alternans var. minor | Schumann | image |
| Navicula alterofasciata | Kooijman | image |
| Navicula altiplanensis | U. Rumrich & H. Lange-Bertalot in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 152, pl. 55: figs. 21-27 | 2000 |
| Navicula amabilis | Hustedt | image |
| Navicula ambigua | A.W.F. Smith | image |
| Navicula ambigua | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 417, pl. II: fig. II.9 | 1843 |
| Navicula ambigua f. craticula | Van Heurck | image |
| Navicula ambigua f. craticularis | Istvánffi | image |
| Navicula ambigua var. aubertii | (Heribaud) Frenguelli | image |
| Navicula ambigua var. capitata Østrup | | image |
| Navicula ambigua var. heribaudii_('heribaudi') | Gallik | image |
| Navicula ambigua-perizonata | Schumann | image |
| Navicula americana | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 417 | 1843 |
| Navicula americana | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula americana f. delicatula | Moiseeva | image |
| Navicula americana f. delicatula | Moisseeva | Trudy Vses. Nauch.-Issled. Geol. Inst. (VSEGEI) n.s. | 171: 72, pl. IX: fig. 1; pl. XX: fig. 15 | 1971 |
| Navicula americana f. hankensis | Skvortzov | image |
| Navicula americana f. lignitica | Hustedt | image |
| Navicula americana f. minor | M. Peragallo & Héribaud in Héribaud | Diat. Auvergne: | 116, pl. IV: fig. 12 | 1893 |
| Navicula americana f. minor | M. Peragallo & Heribaud | image |
| Navicula americana f. pumicata | Heiden | image |
| Navicula americana var. alastos | Hohn & Hellerman | Trans. Amer. Microscop. Soc. | 82: 290, pl. II: fig. 36 | 1963 |
| Navicula americana var. alastos | M.H. Hohn & Hellerman | image |
| Navicula americana var. bacillaris | M. Peragallo & Heribaud | image |
| Navicula americana var. genuina | Mayer | image |
| Navicula americana var. minor | (M. Peragallo & Héribaud) M. Peragallo | Cat. gén. Diatom., 2: | 514 | 1903 |
| Navicula americana var. moesta | Tempère & Peragallo | Diat. Monde Entier, ed. 2: | 86, no. 159 | 1908 |
| Navicula americana var. parallela | Mayer | image |
| Navicula americana var. yberae_('yberai') | Frenguelli | image |
| Navicula amerinda | J.R. Carter | image |
| Navicula amica | Cleve & Grunow | image |
| Navicula amici -- | | image |
| Navicula amicii -- | | image |
| Navicula amicii | Spencer | image |
| Navicula amicorum | Grunow | image |
| Navicula amicorum var. madagascarensis | Cleve | image |
| Navicula ammophila f. minuta 'Grunow' | | image |
| Navicula ammophila | Grunow | image |
| Navicula ammophila var. beckii | Pantocsek | image |
| Navicula ammophila var. degenerans | Grunow | image |
| Navicula ammophila var. flanatica | (Grunow) Cleve | image |
| Navicula ammophila var. genuina | Cleve-Euler | image |
| Navicula ammophila var. intermedia | Grunow | image |
| Navicula ammophila var. lata | Cleve-Euler | image |
| Navicula ammophila var. lata | Karsten | image |
| Navicula ammophila var. latior | Pantocsek | Pozsyonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei | 23: 24, pl. I: fig. 33 | 1913 |
| Navicula ammophila var. oestrupii | Cleve-Euler | image |
| Navicula amnicola | M.H. Hohn & Hellerman | image |
| Navicula amoena | Cleve | image |
| Navicula amoena | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 179 | 1996 |
| Navicula amoena | E. Manguin | Rev. Alg. n.s. | 5: 273, pl. I(26): fig. 39 | 1961 |
| Navicula amoena | Manguin | image |
| Navicula amoena | Manguin | image |
| Navicula amoeniformis_('amoenaeformis') | Manguin | image |
| Navicula amoyensis | Y. Gao, J. Sun & C. Chen in Chen et al. | Phytotaxa | 291: 254, figs. 1-22 | 2016 |
| Navicula amphibola | Cleve | Acta Soc. Fauna et Flora Fenn. | 8{2}: 33 | 1891 |
| Navicula amphibola f. alaskaensis | Foged | image |
| Navicula amphibola f. rectangularis | Foged | image |
| Navicula amphibola var. arctica | Patrick & Freese | image |
| Navicula amphibola var. asymmetrica | (Lagerstedt) A. Cleve-Euler | image |
| Navicula amphibola var. baicalensis | Skvortzov & Meyer | image |
| Navicula amphibola var. curta | Skvortzov | image |
| Navicula amphibola var. gracilis | Skvortzov & Meyer | image |
| Navicula amphibola var. mandschurica | Skvortzov | image |
| Navicula amphibola var. perrieri | Peragallo & Heribaud | image |
| Navicula amphibola var. polymorpha | P. Fusey | image |
| Navicula amphibola var. stauroneiformis | Peragallo & Heribaud | image |
| Navicula amphibola var. subsalina | Skvortzov | image |
| Navicula amphiceropsis | H. Lange-Bertalot & U. Rumrich in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 153, pl. 42: fig. 1-12 | 2000 |
| Navicula amphiceros | Kützing | image |
| Navicula amphigomphus | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 380, 417, pl. III: fig. I.8 | 1843 |
| Navicula amphigomphus | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula amphigomphus var. striata | Kützing | image |
| Navicula amphilepta | Ehrenberg | image |
| Navicula amphioxys | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula amphipleuroides | Hustedt | Duke Univ. Mar. Sta. Bull. | 6: 30, pl. 5: figs. 33, 34 | 1955 |
| Navicula amphirhynchus | Ehrenberg | image |
| Navicula amphirhynchus var. acuminata | Pero | image |
| Navicula amphirhynchus var. major | M. Peragallo & Heribaud | image |
| Navicula amphirhynchus var. majus -- | | image |
| Navicula amphirrhina | Ehrenberg | image |
| Navicula amphisbaena | Bory | image |
| Navicula amphisbaena var. fuscata | (Schumann) Grunow | image |
| Navicula amphisbaena var. liburnica | (Grunow) M. Peragallo | Cat. gén. Diatom., 2: | 516 | 1903 |
| Navicula amphisbaena var. obtusa | Carruthers | image |
| Navicula amphisbaena var. sphaerophora | (Kützing) Rabenhorst | image |
| Navicula amphisbaena var. subsalina | (Donkin) T. Marsson | Zeitschrift für angewandte Mikroskopie und klinische Chemie | 6: 41 | 1900 |
| Navicula amphisbaena var. vukotinovicii | (Pantocsek) M. Peragallo | Cat. gén. Diatom., 2: | 516 | 1903 |
| Navicula amphisphenia | Ehrenberg | image |
| Navicula amphistylus | (Ehrenberg) Kützing | image |
| Navicula amphora | Brun | image |
| Navicula amphora | Ehrenberg | image |
| Navicula amphoroides | O'Meara | image |
| Navicula ampliata | Ehrenberg | image |
| Navicula ampliata var. minor | M. Peragallo & Heribaud | image |
| Navicula amygdalina f. tenera | Moiseeva | image |
| Navicula amygdalina | Husted ex Foged | Bot. Not. | 1952: 165, fig. II:10 | 1952 |
| Navicula anassae | Cholnoky | image |
| Navicula anatis | M.H. Hohn & Hellerman | image |
| Navicula anca | J.R. Carter | image |
| Navicula anceps | (Ehrenberg) Mann | image |
| Navicula anceps | (Ehrenberg) Migula | Krypt.-Fl. Deutschl., Alg. | 1: 270 | 1906 |
| Navicula anceps var. amphicephala | (Kützing) Hustedt | Süssw.-Diat. Deutschl.: | 36 | 1909 |
| Navicula anceps var. elongata | (Cleve) Hustedt | Süssw.-Diat. Deutschl.: | 36 | 1909 |
| Navicula anceps var. gracilis | (Ehrenberg) Hustedt | Süssw.-Diat. Deutschl.: | 36 | 1909 |
| Navicula anceps var. linearis | (Ehrenberg) Hustedt | Süssw.-Diat. Deutschl.: | 36 | 1909 |
| Navicula ancilla | Hendey | image |
| Navicula ancisa | Hustedt | Arch. Hydrobiol. | 48: 150, fig. 9 | 1953 |
| Navicula ancora | Weisse | image |
| Navicula anderabensis | Foged | image |
| Navicula anderssonii | Cleve | image |
| Navicula andesitica | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 2: 42, pl. 27: fig. 390 | 1889 |
| Navicula andicola | (Cleve) Schütt | image |
| Navicula andium | Frenguelli | image |
| Navicula andranokelyna | Manguin | Ann. Géol. Service des Mines | 18: 99, pl. III: fig. 50 | 1949 |
| Navicula andrussowii | Pantocsek | image |
| Navicula andrzej-witkowskii | G.V. Pomazkina, E.V. Rodionova, & T.A. Sherbakova | Notulae algarum | 136: 1 | 2020 |
| Navicula anenuta | Fusey | image |
| Navicula angarae | D. Metzeltin, M.S. Kulikovskiy & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 175, pl. 62: figs. 7, 8 | 2012 |
| Navicula angelorum | Cleve | image |
| Navicula angelorum var. excavata | Wolle | Diat. N. America: | expl. pl. XI: fig. 3 | 1890 |
| Navicula angensis | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 38 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula angleana | Lauby | image |
| Navicula anglica f. elongata Østrup | | image |
| Navicula anglica f. major | Cleve-Euler | image |
| Navicula anglica f. minor | Istvánffi | image |
| Navicula anglica f. minor | Limanowska | image |
| Navicula anglica f. minor | Limanowska | Arch. Hydrobiol. | 7: 365, fig. 3 | 1912 |
| Navicula anglica f. minor | Schaarschmidt | Magyar Növényt. Lapok | 6: 41 | 1882 |
| Navicula anglica | Ralfs in Pritchard | Hist. Inf. ed. 4: | 900 | 1861 |
| Navicula anglica var. genuina | Meister | image |
| Navicula anglica var. minuta | Cleve | image |
| Navicula anglica var. signata | Hustedt | Berichte Deutsch. Bot. Ges. | 61: 287, pl. VIII: fig. 26 | 1944 |
| Navicula anglica var. subcruciata | Grunow | image |
| Navicula anglica var. subsalsa | (Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 22 | 1895 |
| Navicula anglophila | H. Lange-Bertalot in Lange-Bertalot & Krammer | Biblioth. Diat. | 15: 121 | 1987 |
| Navicula anglophila | Lange-Bertalot | image |
| Navicula anglophila var. signata | (Hustedt) Lange-Bertalot | image |
| Navicula angolensis | Cholnoky | image |
| Navicula angulata | J. Quekett | image |
| Navicula angulata | Quekett | Treat. Microscope: | 438, pl. 8: figs. 4-7 | 1848 |
| Navicula angulosa f. angustior | Rabenhorst | image |
| Navicula angulosa | Gregory | image |
| Navicula angusta | Grunow | image |
| Navicula angustata | Ehrenberg | image |
| Navicula angustata var. flanatica | (Grunow) Rabenhorst | image |
| Navicula angustata | W. Smith | Syn. Brit. Diat. | I: 52, pl. XVII: fig. 156 | 1853 |
| Navicula anguste-fasciata Østrup | | image |
| Navicula anhuiensis | J.G. Yang | Acta Phytotax. Sin. | 32: 378, fig. 1: 1, 2 | 1994 |
| Navicula ankobraensis | Foged | image |
| Navicula anna | Hendey | image |
| Navicula annexa | Hustedt | image |
| Navicula annulana var. baikalensis | Skvortzov | image |
| Navicula annulata | Grunow | K. Svenska Vet. Akad. Handl. [ser. 4], | 17{2}: 37, no fig. | 1880 |
| Navicula anopaia | Cholnoky | image |
| Navicula antarctica | Frenguelli | image |
| Navicula antarctica | J. Frenguelli in J. Frenguelli & H.A. Orlando | Publ. Inst. Antárt. Argent. | 5: 87, pl. 11: figs. 20-22 | 1958 |
| Navicula antarctica | Karsten | image |
| Navicula antediluviana | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 132, figs. 2, 3 | 1955 |
| Navicula anthracis | Cleve & Brun | image |
| Navicula antillarum | (Cleve & Grunow) A. Mann | image |
| Navicula antillarum | (Cleve & Grunow) Mann | image |
| Navicula antillarum | (Cleve) Schütt | image |
| Navicula antinitescens | M. Peragallo in Tempère & Peragallo | Diat. Monde Entier, ed. 2: | 59 | 1908 |
| Navicula antiqua | Cleve-Euler | image |
| Navicula antiqua | Skvortzov | image |
| Navicula antonii | H. Lange-Bertalot in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 155 | 2000 |
| Navicula antonioides | B. Van de Vijver, A. Jarlman, & H. Lange-Bertalot | Cryptogamie: Algol. | 31: 357, figs. 1-9, 12-15 | 2010 |
| Navicula antverpiensis | B. Van de Vijver & H. Lange-Bertalot | Diatom Research | 24: 416, figs. 1-17 | 2009 |
| Navicula aparta | Frenguelli | image |
| Navicula aperta | Schumann | image |
| Navicula apia | (Ehrenberg) Kützing | image |
| Navicula apiculata | (Greville) A. Cleve-Euler | Diat. Tristan da Cunha: | 21 | 1949 |
| Navicula apiculata | (Greville) Cleve-Euler | image |
| Navicula apiculata | Brebisson | image |
| Navicula apiculata f. minima | A.W.F. Schmidt | image |
| Navicula apiculata var. maculifera | Grunow | image |
| Navicula apiculata | W. Smith ex Gregory | image |
| Navicula apiculatoreinhardtii f. biseriata | M.B. Edlund & N. Soninkhishig | Beih. Nova Hedwigia | 135: 248, figs. 52-67 | 2009 |
| Navicula apiculatoreinhardtii | M.B. Edlund & N. Soninkhishig | Beih. Nova Hedwigia | 135: 246, figs. 39-51 | 2009 |
| Navicula aponina | (Kützing) Kützing | image |
| Navicula aponina var. brachysira | Kützing | image |
| Navicula appendiculata | (C. Agardh) Kützing | image |
| Navicula appendiculata f. exilis | (Grunow) Rabenhorst | image |
| Navicula appendiculata var. brevis | R. d'Aubert | image |
| Navicula appendiculata var. budensis | Grunow | image |
| Navicula appendiculata var. exilis | Grunow | image |
| Navicula appendiculata var. irrorata | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. VI: figs. 30, 31 | 1880 |
| Navicula appendiculata var. lanceolata | Grunow | image |
| Navicula appendiculata var. naveana | Grunow | image |
| Navicula appendiculata var. obtusa | (Ehrenberg) Rabenhorst | image |
| Navicula applanata | Hustedt | image |
| Navicula applicita f. tenuis | Hustedt | image |
| Navicula applicita | Hustedt | image |
| Navicula applicitoides | Hustedt | image |
| Navicula apposita | Hustedt | image |
| Navicula approximata f. elongata | Hustedt | image |
| Navicula approximata f. manca | (A.W.F. Schmidt) Hustedt | image |
| Navicula approximata f. morei | (O'Meara) Hustedt | image |
| Navicula approximata f. typica | Cleve | image |
| Navicula approximata | Greville | Edinburgh New Philos. J. | ser. 2, 10: 28, pl. IV: fig. 4 | 1859 |
| Navicula approximata var. couperi | (Bailey) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 63 | 1895 |
| Navicula approximata var. finitima | (Cleve) Hustedt | image |
| Navicula approximata var. kittoniana | (A. Schmidt) Cleve | image |
| Navicula approximata var. mexicana | Heiden | image |
| Navicula approximata var. nicaensis_('niceaensis') | (Peragallo) Hendey | J. Roy. Micr. Soc., ser. 3, | 77: 63 | 1957 |
| Navicula approximata var. sardoa | V. Zanon | Bollettino di pesca, piscicoltura e idrobiologia | 3: 218, text-fig. 3 | 1948 |
| Navicula approximata var. schleinitzii | (Janisch) Hustedt | image |
| Navicula approximata var. substauroneiformis | Grunow in A. Schmidt | Atlas Diat.: | pl. 2: figs. 20, 21 | 1874 |
| Navicula approximatella f. glabra | Hustedt | image |
| Navicula approximatella | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 355(= key), 428, fig. 1500a-c | 1964 |
| Navicula approximatoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 356(= key), 426, fig. 1498 | 1964 |
| Navicula apsteinii | Pantocsek | image |
| Navicula apta | Hustedt | image |
| Navicula aquaeductae | (Krasske) Krasske | image |
| Navicula aquaeductae f. latiora | Skvortzov | image |
| Navicula aquaedurae | Lange-Bertalot | Biblioth. Diatomol. | 27: 95, pl. 46: figs. 14-19; pl. 47: figs. 1, 2 | 1993 |
| Navicula aquaedurae | Lange-Bertalot in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 69: figs. 1-10 | 1991 |
| Navicula aquitaniae | J. Brun & Heribaud | image |
| Navicula aquitaniae var. undulata | J. Brun & Heribaud | image |
| Navicula aquitanonipponica | D. Sagnet, B. Van de Vijver & L. Tudesque | Fottea | 22: 213, figs. 52-90, 182-186 | 2022 |
| Navicula aquosa | Archibald | image |
| Navicula arabica | Grunow | image |
| Navicula arabica | Grunow ex A. Schmidt | Atlas Diat.: | pl. 6: figs. 13, 14 | 1875 |
| Navicula aradina | Pantocsek | image |
| Navicula arata | Grunow | image |
| Navicula arata var. minor | A. Cleve-Euler | image |
| Navicula arata var. producta | Pantocsek | image |
| Navicula arata var. validior | Pantocsek | image |
| Navicula aratus | Grunow | Beitr. Paläont. Österr.-Ung. | 2: 145, pl. XXX: fig. 58 | 1882 |
| Navicula araucaniana | Frenguelli | Rev. Mus. La Plata | 34: 353, pl. II: figs. 2, 3 | 1934 |
| Navicula arcana | Pantocsek | image |
| Navicula archeriana | O'Meara | Quart. J. Microscop. Sci., ser. 2, | 14: 259, pl. VIII: fig. 9 | 1874 |
| Navicula archibaldiana | Foged | image |
| Navicula arctica | Cleve | image |
| Navicula arcuata | Heiden | image |
| Navicula arcuata | Heiden in Heiden & Kolbe | Deutsche Südpolar-Exped. 1901-1903, | 8: 628, pl. 3(33): fig. 80 | 1928 |
| Navicula arcuata | Pantocsek | image |
| Navicula arcus | Ehrenberg | Arch. Naturgesch. | 243 | 1836 |
| Navicula ardis | Hohn | image |
| Navicula ardua | Mann | image |
| Navicula arenaria | Donkin | image |
| Navicula arenaria var. rostellata | Lange-Bertalot | image |
| Navicula arenaria var. stricta | Peragallo | image |
| Navicula arenaria var. sublinearis | (Østrup) Boyer | image |
| Navicula arenariaeformis | Pantocsek | image |
| Navicula arenariiformis var. major | F. Gasse | Rev. Algol., n.s., | 13: 111, pl. VI: fig. 1 | 1978 |
| Navicula arenicola | Grunow | image |
| Navicula arenicola var. laticeps | P. Schulz | image |
| Navicula arenosa | Lauby | image |
| Navicula arenula | M.H. Hohn & Hellerman | image |
| Navicula areolata | Hustedt | Bot. Not. | 1952: 405, fig. 126 | 1952 |
| Navicula areschougiana | Grunow | image |
| Navicula arguens | Skvortzov | image |
| Navicula argunensis | Skvortzov | image |
| Navicula argunensis var. jeniseyensis | Skvortzov | image |
| Navicula argutiola | M.H. Hohn & Hellerman | image |
| Navicula argutula | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 126, figs. 26, 27 | 1955 |
| Navicula arida | W. Bock | Nova Hedwigia | 5: 223, fig. 1 D | 1963 |
| Navicula ariiensis | H. Okuno | Atlas Foss. Diat.: | 31, pl. 25: fig. 16 | 1952 |
| Navicula arkona | H. Lange-Bertalot & A. Witkowski in H. Lange-Bertalot | Diatoms of Europe | 2: 17, 223(L), pl. 8: figs. 8-11, pl. 73: fig. 5 | 2001 |
| Navicula armata | J.R. Carter | image |
| Navicula armoricana | A. Amossé | Bull. Soc. Sci. Nat. Ouest (Nantes), ser. 5, | 2: 18, pl. I: fig. 2 | 1932 |
| Navicula arraniensis | O'Meara | image |
| Navicula artemidis | Cholnoky | image |
| Navicula artificiosa | Heiden | image |
| Navicula arvensiformis | J.R. Carter | image |
| Navicula arvensis f. major | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 64, pl. III: fig. 73 | 1952 |
| Navicula arvensis f. major | Manguin | image |
| Navicula arvensis | Hustedt | Arch. Hydrobiol. Suppl. | 15: 249, pl. XX: figs. 19, 20 | 1937 |
| Navicula arvensis | Hustedt | image |
| Navicula arvensis var. dubia | H. Lange-Bertalot in H. Lange-Bertalot & K. Krammer | Biblioth. Diatomol. | 15: 121 | 1987 |
| Navicula arvensis var. dubia | Lange-Bertalot | image |
| Navicula arvensis var. major | H. Lange-Bertalot in K. Krammer & H. Lange-Bertalot | Biblioth. Diatomol. | 9: 56, pl. 25: figs. 1-3 | 1985 |
| Navicula arvensis var. major | Lange-Bertalot | image |
| Navicula arvensoides | Hustedt | image |
| Navicula arverna | M. Peragallo & Heribaud | image |
| Navicula arverna var. stauroneiformis | Peragallo & Heribaud | image |
| Navicula asanwinsoensis | Foged | image |
| Navicula asellus | Weinhold ex Hustedt | A. Schmidt's Atlas Diatom.-Kunde: | pl. 400: figs. 1-5 | 1934 |
| Navicula ashantiensis | Foged | image |
| Navicula asiatica | Meister | image |
| Navicula asklepieionensis | Foged | Nova Hedwigia | 36: 609, pl. II: fig. 10. | 1983 |
| Navicula aspera | Ehrenberg | image |
| Navicula aspera var. hungarica | Pantocsek | image |
| Navicula aspera var. intermedia | Grunow | image |
| Navicula aspera var. pulchella | (W. Smith) Cleve Frenguelli | image |
| Navicula aspergilla | J.R. Carter & P. Denny | Nova Hedwigia | 54: 181, pl. 6: figs. 1-5 | 1992 |
| Navicula aspersa | Hustedt | image |
| Navicula asperula | (Ehrenberg) Kützing | image |
| Navicula associata | H. Lange-Bertalot | Diatoms of Europe | 2: 18 | 2001 |
| Navicula assula | Cholnoky | image |
| Navicula assuloides | Giffen | image |
| Navicula assymetrica | Pantocsek | image |
| Navicula astrolabensis | Hendey | image |
| Navicula asymbasia | M.H. Hohn & Hellerman | image |
| Navicula asymetrica | Pantocsek | image |
| Navicula asymmetrica | Cleve | image |
| Navicula atacamae | Hustedt | Arch. Hydrobiol. | 18: 243, pl. VIII: fig. 7 | 1927 |
| Navicula atacamana | Patrick | image |
| Navicula atalos | Hohn | image |
| Navicula atasensis | Simonsen | Atlas Cat. Diat. Types Fr. Hustedt: | 196 | 1987 |
| Navicula athenae | A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 267, 431, pl. 129: figs. 15, 16 | 2000 |
| Navicula atlantica | (A. Schmidt) A. Schmidt ex H. Peragallo & M. Peragallo | Diatom. mar. France: | pl. XXI: figs. 33, 34 | 1897 |
| Navicula atomarius | Skvortzov | image |
| Navicula atomoides | Grunow in Van Heurck | Syn. Diat. Belg.: | 107, pl. XIV: fig. 12 in Atlas (1880) | 1885 |
| Navicula atomoides var. subserians | Grunow | image |
| Navicula atomus | (Kützing) Grunow | image |
| Navicula atomus var. alcimonica | E. Reichardt | Bibliotheca Diatomologica | 6: 39, pl. 12: figs. 10-14; pl. 30: figs. 1, 2 | 1984 |
| Navicula atomus var. circularis Østrup | | image |
| Navicula atomus var. excelsa | (Krasske) Lange-Bertalot | image |
| Navicula atomus var. nipponica | Skvortzov | image |
| Navicula atomus var. permitis | (Hustedt) Lange-Bertalot | image |
| Navicula atomus var. recondita | (Hustedt) Lange-Bertalot | image |
| Navicula attenuata | (Kützing) Kützing | image |
| Navicula atwateri | A.W.R. Seddon, A. Witkowski & E. Hemphill-Haley in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 862, fig. 1a-j | 2011 |
| Navicula aubertii | Heribaud | image |
| Navicula aueri | G. Krasske | Ann. Acad. Sc. Fenn., ser. A, Biol. | 14: 83, figs. 8, 9 | 1949 |
| Navicula aueri | Krasske | image |
| Navicula auklandica | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 13: 151, pl. 14: fig. 14 | 1863 |
| Navicula aulacophaena | Ehrenberg | image |
| Navicula aurangabadensis | Sarode & Kamat | image |
| Navicula aurantiaca | Schoeman | image |
| Navicula auriculata | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 273, pl. VIII: fig. 4 | 1944 |
| Navicula aurora | H.E. Sovereign | Trans. Amer. Microscop. Soc. | 79: 345 | 1960 |
| Navicula aurora | H.E. Sovereign | Trans. Amer. Microscop. Soc. | 77: 120, pl. III: figs. 29-31 | 1958 |
| Navicula aurora | Sovereign | image |
| Navicula australasiatica | Y. Li & D. Metzeltin in Li et al. | Fottea | 20: 122, figs. 1-8 | 2020 |
| Navicula australica | (A. Schmidt) Cleve | image |
| Navicula australis | (Petit) M. Peragallo | Cat. gén. Diatom., 2: | 520 | 1903 |
| Navicula australoceanica | A. Witkowski, C. Riaux-Gobin, & G. Daniszewska-Kowalczyk | Vie et Milieu | 60: 120, figs. 1-7 | 2010 |
| Navicula australomediocris | H. Lange-Bertalot & R. Schmidt in R. Schmidt, R. Mäusbacher, & J. Müller | J. Paleolimnol. | 3: 65, figs. 7i-k | 1990 |
| Navicula australoshetlandica | B. Van de Vijver in B. Van de Vijver et al. | Phycologia | 50: 287, figs. 2-15 | 2011 |
| Navicula austrocollegarum | H. Lange-Bertalot & R. Voigt in H. Lange-Bertalot | Diatoms of Europe | 2: 19, 224, pl. 9: figs. 14-19, pl. 67: fig. 5 | 2001 |
| Navicula austroshetlandica | Carlson | image |
| Navicula avenacea | (Rabenhorst) Brebisson ex Grunow | image |
| Navicula avenacea | Brebisson | image |
| Navicula avenaceoides f. linearis | Gandhi | image |
| Navicula avenaceoides | Gandhi | image |
| Navicula avittata | (Cholnoky) Cholnoky | image |
| Navicula avium | (Tiffany, Herwig & F.A.S. Sterrenburg) Yuhang Li & Kuidong Xu in Li et al. | Diatom Research | 32: 454 | 2017 |
| Navicula avonensis | Round | image |
| Navicula baardsethii | Cleve-Euler | image |
| Navicula babeiensis | D. Chudaev, A. Glushchenko, M. Kulikovskiy & J.P. Kociolek in Kulikovskiy et al. | Diatom Research | 36: 64, figs. 1-24 | 2021 |
| Navicula baccata | J. Brun | image |
| Navicula bachmannii | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 17, fig. 1182 | 1961 |
| Navicula bacillaris f. lanceolata | O. Müller | image |
| Navicula bacillaris f. linearis | O. Müller | image |
| Navicula bacillaris f. subrostrata | O. Müller | image |
| Navicula bacillaris | Gregory | image |
| Navicula bacillaris var. constricta | Frenguelli | image |
| Navicula bacillaris var. cruciata | O. Müller | image |
| Navicula bacillaris var. fontinalis | Grunow | image |
| Navicula bacillaris var. inconstantissima | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XII: fig. 28 | 1880 |
| Navicula bacillaris var. thermalis | Grunow | image |
| Navicula bacillifera | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 2: 42, pl. 5: fig. 80 | 1889 |
| Navicula bacilliformis | Grunow | K. Svenska Vet. Akad. Handl. [ser. 4], | 17{2}: 44, pl. II: fig. 51 | 1880 |
| Navicula bacilliformis var. bullata | Østrup | Danske Diat.: | 35, pl. I: fig. 18 | 1910 |
| Navicula bacilliformis var. bullata Østrup | | image |
| Navicula bacilliformis var. cruciata | Hustedt | image |
| Navicula bacilliformis var. genuina | Mayer | image |
| Navicula bacilliformis var. intermedia | Manguin | image |
| Navicula bacilliformis var. neglecta | Mayer | image |
| Navicula bacilliformis var. subcapitata Østrup | | image |
| Navicula bacilloides | Hustedt | Arch. Hydrobiol. | 40: 922, pl. XLII: fig. 29 | 1945 |
| Navicula bacillum | Ehrenberg | Abh. K. Akad. Wiss. Berlin, Physik. Kl. | 1838: 130 | 1839 |
| Navicula bacillum f. baicalensis | Skvortzov & Meyer | image |
| Navicula bacillum f. delicatula | J.R. Carter & Denny | image |
| Navicula bacillum f. intermedia | Hustedt | Int. Rev. Gesamten Hydrobiol. Hydrogr. | 42: 64, fig. 120 | 1942 |
| Navicula bacillum f. lanceolata | (Østrup) Hustedt | image |
| Navicula bacillum f. trinodis | J.B. Petersen | image |
| Navicula bacillum f. undulata | Istvánffi | image |
| Navicula bacillum var. capita | Gandhi | image |
| Navicula bacillum var. densestriata Østrup | | image |
| Navicula bacillum var. elongata | Skvortzov | image |
| Navicula bacillum var. gregoryana | Cleve & Grunow | Kongl. Svenska Vet. Akad. Handl. ser. 4 | 17(2): 44 | 1880 |
| Navicula bacillum var. gregoryana | Grunow | image |
| Navicula bacillum var. hankensis | Skvortzov | image |
| Navicula bacillum var. inflatula | Ströse | Bacill. Klieken: | 11, pl. I: fig. 9 | 1884 |
| Navicula bacillum var. jeniseyensis | Skvortzov | image |
| Navicula bacillum var. jogensis | Gandhi | image |
| Navicula bacillum var. lepida | (Gregory) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 26{2}: 137 | 1894 |
| Navicula bacillum var. major | Heribaud | image |
| Navicula bacillum var. mexicana | Grunow | image |
| Navicula bacillum var. parallela | Skvortzov | image |
| Navicula bacillum var. rectangularis | Manguin | image |
| Navicula bacillum var. rostrata | A. Mayer ex Hustedt in Pascher, | Süssw.-Fl. | 10, 2.Aufl.: 280, no fig. | 1930 |
| Navicula bacterium | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula bacterium | Frenguelli | image |
| Navicula bacula | M.H. Hohn & Hellerman | image |
| Navicula baculus | Cleve | image |
| Navicula baddensis | F. Gasse | Rev. Algol., n.s., | 13: 122, pl. V: fig. 14 | 1978 |
| Navicula bahiensis | Zimmermann | image |
| Navicula bahuensoides | Foged | image |
| Navicula bahusiensis | (Grunow) Cleve | image |
| Navicula bahusiensis | (Grunow) Grunow | image |
| Navicula bahusiensis var. arctica | Grunow | image |
| Navicula bahusiensis var. istriana | (Grunow) Cleve | image |
| Navicula bahusiensoides | Foged | Biblioth. Phycol. | 16: 36, fig. 19: 8, 9 | 1975 |
| Navicula baicalcollegarum | M.S. Kulikovskiy & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 176, pl. 48: figs. 1-3 | 2012 |
| Navicula baicalconcentrica | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 177, pl. 59: figs. 1-12 | 2012 |
| Navicula baicalensis | Skvortzov & Meyer | image |
| Navicula baicalirmengardis | M.S. Kulikovskiy & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 179, pl. 55: figs. 1-20; 56: figs. 1-4 | 2012 |
| Navicula baicaloblonga | G.V. Pomazkina, E.V. Rodionova & T.A. Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 41 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula baicalocylindrata | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 43 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula baicalofrigidicola | D. Metzeltin, M.S. Kulikovskiy & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 178, pl. 55: figs. 21-26 | 2012 |
| Navicula baicalogracilis | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 180 | 2012 |
| Navicula baicalogregaria | G.V. Pomazkina, E.V. Rodionova & T.A. Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 44 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula baicaloppugnata | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 180, pl. 59: figs. 13, 14 | 2012 |
| Navicula baicaloradiosa | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 181, pl. 42: figs. 5-7 | 2012 |
| Navicula baicalupsaliensis | (D. Metzeltin, M.S. Kulikovskiy & H. Lange-Bertalot) V.S. Vishnyakov & M.S. Kulikovskiy in Vishnyakov, Kulikovskiy, S.I. Genkal & Dorofeyuk | Bot. Zhurn. | 100: 1102 | 2015 |
| Navicula baileyana | Grunow | image |
| Navicula baileyana var. septentrionalis Østrup | | image |
| Navicula baileyi -- | | image |
| Navicula baileyi | Cholnoky | image |
| Navicula baileyi | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula bainii | Cholnoky | image |
| Navicula bakiana | A. Witkowski & H. Lange-Bertalot in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 300, figs. 15-26 | 2009 |
| Navicula bakievae | D. Metzeltin, M.S. Kulikovskiy & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 182, pl. 58: figs. 12, 13 | 2012 |
| Navicula balatonis | Pantocsek | Balaton kovamosz.: | 36, pl. III: fig. 64 | 1901 |
| Navicula balcanica | Hustedt | Arch. Hydrobiol. | 40: 928, pl. XL: figs. 12-15 | 1945 |
| Navicula baldjickiensis | Heiden | A. Schmidt's Atlas Diat.: | pl. 258: figs. 2-4 | 1905 |
| Navicula balearica | (Cleve) Cleve | image |
| Navicula balfouriana | (Grunow ex Cleve) M. Peragallo | Cat. gén. Diatom., 2: | 522 | 1903 |
| Navicula balliformis -- | | image |
| Navicula balnearis var. major | W. West | image |
| Navicula baltica | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1833: 258 | 1834 |
| Navicula baltica | Grunow | image |
| Navicula bamboiensis | Foged | image |
| Navicula bannajensis | J.B. Petersen | image |
| Navicula bansoensis | Foged | image |
| Navicula barbadensis | Ehrenberg | image |
| Navicula barbadensis_('barbadense') | Vickers | image |
| Navicula barbara | Heiden in Heiden & Kolbe | Deutsche Südpolar-Exped. 1901--1903 | 8: 617, pl. 3(33): fig. 61 | 1928 |
| Navicula barbara var. densestriata | Foged | Biblioth. Diat. | 5: 60, pl. IL [i.e. XLIX]: fig. 6 | 1984 |
| Navicula barbarica | Hustedt | image |
| Navicula barbarica var. robusta | Foged | image |
| Navicula barberi | Hendey | image |
| Navicula barberiana | Foged | image |
| Navicula barbitos | A. Schmidt | Atlas Diat.: | pl. 129: fig. 5 | 1888 |
| Navicula barclayana | Gregory | Trans. Roy. Soc. Edinburgh | 21: 480, pl. IX: fig. 9 | 1857 |
| Navicula barentsii | Foged | Tromsö Museums Skrifter | 11: 94, pl. X: fig. 17 | 1964 |
| Navicula barentsii var. capitata_('capiata') | W.M. Bao & C. Reimer | Bulletin of Botanical Research [Harbin] | 12: 358, pl. 1: fig. 4 | 1992 |
| Navicula barkeriana | O'Meara | image |
| Navicula barkeriana | O'Meara | image |
| Navicula barklayana 'Gregory', err. cit. | | image |
| Navicula barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 163, pl. V: fig. 147) | 2020 |
| Navicula barodensis | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 163, pl. V: fig. 147 | 1998 |
| Navicula barrowiana | Patrick & Freese | image |
| Navicula bartholomei | Cleve | image |
| Navicula basaltaeproxima f. bigibba | J. Brun & Heribaud | image |
| Navicula basaltaeproxima f. recta | J. Brun & Heribaud | image |
| Navicula basaltaeproxima | J. Brun & Heribaud | image |
| Navicula basaltaeproxima var. longistriata | Peragallo & Heribaud | image |
| Navicula basilica | Brun | Mém. Soc. Phys. et Hist. Nat. Genève | 31(part 2, no. 1): 32, pl. XV: fig. 14 | 1891 |
| Navicula basillica | Pantocsek | image |
| Navicula bastowii | Hustedt | image |
| Navicula bauemleri var. interrupta | Pantocsek | image |
| Navicula bauemleri_('Baümlerii') | Pantocsek | image |
| Navicula bawdiaensis | Foged | image |
| Navicula bdesma | Hohn | image |
| Navicula beaufortiana | Hustedt | image |
| Navicula beccariana | Grunow in Martelli | Flor. bogos: | 153, pl. 1: fig. 5 | 1886 |
| Navicula beckii | Pantocsek | image |
| Navicula begeri f. constricta | Krasske | Bericht der Deutschen Botanischen Gesellschaft | 61: 85, figs. 13, 14 | 1943 |
| Navicula begeri | Krasske | Hedwigia | 72: 113, fig. 16 | 1932 |
| Navicula beketowii | Mereschkowsky | image |
| Navicula belacholnokyi | Molinari & Guiry | Notulae algarum | 184: 7 | 2021 |
| Navicula bella | Hustedt | Arch. Hydrobiol. Suppl. | 15: 245, pl. XVII: fig. 37 | 1937 |
| Navicula bella | Karaeva | image |
| Navicula bellatii | Frenguelli | image |
| Navicula belliatula | R.E.M. Archibald | image |
| Navicula bellissima | Hustedt | image |
| Navicula belsesiensis | J.R. Carter | Microscopy | 35: 134, figs. 5-7 | 1984 |
| Navicula bendaensis | H.J. Schrader & J. Fenner | Initial Rep. Deep Sea Drilling Project | 38: 991, pl. 22: figs. 34, 35; pl. 24: fig. 4 | 1976 |
| Navicula bengalensis | Grunow | image |
| Navicula bergeni | Hohn | image |
| Navicula bergeni | M.H. Hohn | Trans. Amer. Microscop. Soc. | 71: 270, fig. 1 | 1952 |
| Navicula bergstromiana | B. Van de Vijver & E. Verleyen in Sabbe et al. | Plant Ecology and Evolution | 152: 318, figs. 3, 4 | 2019 |
| Navicula berriatii var. minor | Heribaud | image |
| Navicula berriatii var. splendida | Heribaud | image |
| Navicula berriatii_('Berriati') | Héribaud | Diat. Foss. Auvergne | 2: 13, pl. IX: fig. 24 | 1903 |
| Navicula berriatii_('Berriati') | Heribaud | image |
| Navicula bertelsenii | Foged | image |
| Navicula bertrandii_('Bertrandi') | Lauby | image |
| Navicula besarensis | Giffen | image |
| Navicula beta | Cleve | image |
| Navicula beyrichiana | A.W.F. Schmidt | image |
| Navicula beyrichiana f. minor | Pantocsek | image |
| Navicula beyrichiana var. minor 'Pantocsek' | | image |
| Navicula biaculeata | Cleve-Euler | image |
| Navicula biakensis | Cholnoky | image |
| Navicula bialbata | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XXVIII: fig. 1 (desc. on p. 144, 1899) | 1898 |
| Navicula biblos | Cleve | image |
| Navicula bicapitata | Heiden | image |
| Navicula bicapitata | Lagerstedt | Bih. K. Svenska Vet.-Akad. Handl. | 1{14}: 23, pl. I: fig. 5 | 1873 |
| Navicula bicapitata | O'Meara | image |
| Navicula bicapitata var. constricta | (Grunow) O'Meara | image |
| Navicula bicapitata var. crucifera | O'Meara | image |
| Navicula bicapitata var. hybrida | Grunow | image |
| Navicula bicapitata var. sulcata | Heribaud | image |
| Navicula bicapitata var. truncata Østrup | | image |
| Navicula bicapitellata | Hustedt | image |
| Navicula bicarinata | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 144 | 1841 |
| Navicula bicephala | Hustedt | image |
| Navicula bicephala var. manguinii_(`manguini') | R. Maillard in R. Le Cohu & R. Maillard | Ann. Limnol. | 22: 105, pl. II: fig. 45 | 1986 |
| Navicula bicephaloides | B. Van de Vijver & R. Zidarova in B. Van de Vijver et al. | Phycologia | 50: 292, figs. 83-96 | 2011 |
| Navicula biceps | Bory | image |
| Navicula biceps | Ehrenberg | image |
| Navicula biceps var. stauroneiformis | M. Peragallo | Cat. gén. Diatom., 2: | 523 | 1903 |
| Navicula biclavata | Cleve & Grove | image |
| Navicula biconica | Patrick | image |
| Navicula biconifera | Morren | image |
| Navicula biconstricta | Grove & Sturt | image |
| Navicula biconstricta | Grunow | image |
| Navicula bicontracta | Østrup | Bot. Tidsskr. | 25: 32, pl. I: fig. 7 | 1903 |
| Navicula bicontracta Østrup | | image |
| Navicula bicuneata | Grunow | Ver. K. Zool.-Bot. Ges. Wien | 10: 546, pl. 1(III): fig. 4 | 1860 |
| Navicula bicuneolus | D. Metzeltin & H. Lange-Bertalot in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 5: 139, pl. 76: figs. 12-13; pl. 77: figs. 5-6 | 1998 |
| Navicula bicuspidata | Cleve & Grunow | image |
| Navicula biddulphioides | Hustedt | image |
| Navicula bidentula | J.B. Petersen | image |
| Navicula bievexa | Hohn | image |
| Navicula bifax | Hohn & Hellerman | Trans. Amer. Microscop. Soc. | 85: 125, pl. II: fig. 7 | 1966 |
| Navicula bifax | M.H. Hohn & Hellerman | image |
| Navicula bifissa | A.W.F. Schmidt | image |
| Navicula biflexa | (A. Schmidt) Giffen | image |
| Navicula biformis | (Grunow) A. Mann | image |
| Navicula biformis | (Grunow) Schütt | image |
| Navicula bifrons | Ehrenberg | image |
| Navicula bifurcatula | Hustedt | image |
| Navicula bigemmata | A. Mann | image |
| Navicula biglobosa | Schumann | image |
| Navicula bihastata | A. Mann | image |
| Navicula bilineata | Schumann | image |
| Navicula bilobata | Leuduger-Fortmorel | image |
| Navicula bimaculata | Pantocsek | image |
| Navicula binaria | A. W.F. Schmidt | image |
| Navicula binodis | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1840: 212 | 1840 |
| Navicula binodis var. capitata | Manguin | image |
| Navicula binodis var. stadleri | Ant. Mayer | Denkschr. K.-Baier. Bot. Ges. Regensburg | 19: 149, pl. I: fig. 8 | 1933 |
| Navicula binodulosa | Sullivan & Reimer | image |
| Navicula bintila | J.R. Carter & Denny | image |
| Navicula binziana | T. Marsson | Zeitschrift für angewandte Mikroskopie und klinische Chemie | 6: 44 | 1900 |
| Navicula bioculata | Grunow ex A. Schmidt | Atlas Diat.: | pl. 70: fig. 9 | 1881 |
| Navicula bioculata | Grunow ex A.W.F. Schmidt | image |
| Navicula bipatens | Heiden | image |
| Navicula bipectinalis | Schumann | image |
| Navicula bipunctata | Bory | Encycl. Méth., Hist. Nat. Zooph.: | 563, pl. 3: fig. 15.d | 1827 |
| Navicula bipunctata | Grunow | image |
| Navicula bipunctata | O'Meara | image |
| Navicula bipustulata | Mann | image |
| Navicula birhis | Hohn | image |
| Navicula birostrata | Gregory | image |
| Navicula birostris | (Ehrenberg) Ralfs | image |
| Navicula birostris | Ehrenberg | image |
| Navicula biscalaris | Brebisson | image |
| Navicula biseriata | P. Petit in Folin & Périer | Fonds de la Mer | 3: 181, pl. IV: fig. 15 | 1877 |
| Navicula biseriata | Petit | image |
| Navicula biskanteri | Hustedt | image |
| Navicula bisulcata f. major | M. Peragallo & Heribaud | image |
| Navicula bisulcata | Lagerstedt | image |
| Navicula bisulcata var. turgidula | Lagerstedt | image |
| Navicula bita | Hohn | image |
| Navicula bituminosa | Pantocsek | image |
| Navicula bituminosa var. chankensis | Jouse | image |
| Navicula bituminosa var. cincta | (Pantocsek) Cleve | image |
| Navicula bituminosa var. latecapitata | Pantocsek | image |
| Navicula bituminosa var. robusta | Pantocsek | image |
| Navicula bituminosa var. signata | Pantocsek | image |
| Navicula bituminosa var. staurophora | Pantocsek | image |
| Navicula bituminosa var. valida | Pantocsek | image |
| Navicula bivittata | Pantocsek | image |
| Navicula biwaensis | (Skvortzov) T. Ohtsuka in T. Ohtsuka & A. Tuji | Phycol. Res. | 50: 249 | 2002 |
| Navicula bjoernoeyaensis | D. Metzeltin, A. Witkowski, & H. Lange-Bertalot apud D. Metzeltin & A. Witkowski in H. Lange-Bertalot (ed.) | Iconographia diatomologica | 4: 19, pl. 2: figs. 14-18 | 1996 |
| Navicula blanda | A. Schmidt | image |
| Navicula blanda var. minor | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XIV: fig. 1 (desc. on p. 77, 1899) | 1897 |
| Navicula blasii | Frenguelli | image |
| Navicula blazenciciae_('blazencicae') | Z. Levkov & S. Krstic in Levkov, Krstic, Metzeltin & Nakov | Icon. Diatomol. | 16: 72, pl. 40: figs. 1-14 | 2007 |
| Navicula bleischiana | Janisch & Rabenhorst | image |
| Navicula bleischii | Janisch | image |
| Navicula blessingii | Gran | image |
| Navicula blotii | Heribaud | image |
| Navicula bodosensis | Pantocsek | image |
| Navicula boeckii | (Ehrenberg) Heiberg | image |
| Navicula boergesenii Østrup | | image |
| Navicula bogotensis | Grunow | image |
| Navicula bohemica | Ehrenberg | Mikrogeologie, Atlas: | 16, pl. X:I: figs. 4a,b | 1854 |
| Navicula bohemica f. tropicalis | Brun | Diatomiste | 2: pl. XXII: fig. 18 | 1896 |
| Navicula bohemica var. tropicalis | (Brun) M. Peragallo | Cat. gén. Diatom., 2: | 526 | 1903 |
| Navicula bolleana | (Grunow) Cleve | image |
| Navicula bolleana var. asymmetrica | Cleve | image |
| Navicula bolleana var. intermedia Østrup | | image |
| Navicula bolleana var. siberica | Grunow | image |
| Navicula bombiformis | Leuduger-Fortmorel | image |
| Navicula bomboides | A.Schmidt | image |
| Navicula bomboides var. limanensis_('limanense') | Heribaud | image |
| Navicula bomboides var. media | Grunow | K. Svenska Vet.-Akad. Handl., ser. 4, | 17{2}: 41, pl. III: fig. 54 | 1880 |
| Navicula bomboides var. minor | Heribaud & Brun | image |
| Navicula bomboides var. minor | J. Brun & Heribaud | image |
| Navicula bombus | (Ehrenberg) Kützing | image |
| Navicula bombus var. densestriata | (A.W.F. Schmidt) A.W.F. Schmidt | image |
| Navicula bombus var. egena | (A.W.F. Schmidt) A.W.F. Schmidt | image |
| Navicula bombus var. kuetzingii_('Kutzingii') | (Grunow) Leuduger-Fortmorel | Diat. mar. Afrique: | 28: 20 | 1898 |
| Navicula bombus var. kutzingii -- | | image |
| Navicula bombus var. minor | Leuduger-Fortmorel | image |
| Navicula bongrainii | M. Peragallo | image |
| Navicula bonnieri | Lauby | image |
| Navicula borbassii_('borbássii') | Pantocsek | image |
| Navicula borealis | (Ehrenberg) Kützing | image |
| Navicula borealis f. minor | (M. Peragallo & Heribaud) Frenguelli | image |
| Navicula borealis f. minor | Frenguelli | image |
| Navicula borealis f. robusta | Nave | image |
| Navicula borealis f. wagneri | Eber | image |
| Navicula borealis var. fossilis | Pantocsek | image |
| Navicula borealis var. linearis | Heribaud | image |
| Navicula borealis var. major | M. Peragallo & Heribaud | image |
| Navicula borealis var. minor | M. Peragallo & Heribaud | image |
| Navicula borealis var. producta | Grunow | image |
| Navicula borealis var. scalaris | (Ehrenberg) Grunow | image |
| Navicula borinquensis | Hagelstein | image |
| Navicula boris-skvortzowii | M.S. Kulikovskiy, D. Metzeltin, & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 183 | 2012 |
| Navicula borneoensis | Hustedt | image |
| Navicula borowkae | A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 269, 432, pl. 145: figs. 1-5 | 2000 |
| Navicula borrichii | J.B. Petersen | K. Danske Vid. Selsk. Skr., 7.Raekke, Naturv. og Math. Afd., | 12: 285, figs. 1, 2 | 1915 |
| Navicula borrichii var. subcapitata | J.B. Petersen | K. Danske Vid. Selsk. Skr., 7.Raekke, Naturv. og Math. Afd., | 12: 285, fig. 3 | 1915 |
| Navicula borrichii var. undulata | J.B. Petersen | image |
| Navicula borussica | Cleve | image |
| Navicula borussica | Cleve | image |
| Navicula boryana | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 2: 43, pl. 28: fig. 407 | 1889 |
| Navicula boseana | Skvortzov | image |
| Navicula boseana var. bacillum | Skvortzov | image |
| Navicula bossvikensis | S. Busse & P. Snoeijs | Diatom Research | 17: 272, figs. 6-10, 30-33 | 2002 |
| Navicula bosumtwiensis | Foged | image |
| Navicula botteriana | Grunow | image |
| Navicula botteriana var. minor | Grunow | image |
| Navicula bottnica f. acuta | J.R. Carter & P. Denny | Nova Hedwigia | 54: 181, pl. 5: fig. 2 | 1992 |
| Navicula bottnica | Grunow | image |
| Navicula bottnica | Grunow | image |
| Navicula boudetii | M. Peragallo | image |
| Navicula bouhardii_('Bouhardi') | Heribaud | image |
| Navicula bouhardii_('bouhardi') | Heribaud | image |
| Navicula bouillantensis | D. Metzeltin & H. Lange-Bertalot | Iconogr. Diatomol. | 18: 162 | 2007 |
| Navicula bourgii_('Bourgi') | Lauby | image |
| Navicula bourrellyi | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 180 | 1996 |
| Navicula bourrellyi | E. Manguin | Rev. Alg. n.s. | 5: 273, pl. I(26): fig. 40 | 1961 |
| Navicula bourrellyi | Manguin | image |
| Navicula bourrellyivera | H. Lange-Bertalot, A. Witkowski, & K. Stachura in A. Witkowski, H. Lange-Bertalot, & K. Stachura | Cryptogamie: Algologie | 19: 87, figs. 1-6 | 1998 |
| Navicula boyei Østrup | | image |
| Navicula bozenae | H. Lange-Bertalot, A. Witkowski, & A. Zgrundo in Lange-Bertalot et al. | Limnologica | 33: 264, figs. 21-33 | 2003 |
| Navicula brachium | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 272, pl. VIII: fig. 3 | 1944 |
| Navicula brachysira | Brebisson | image |
| Navicula brachysira | Brebisson ex Rabenhorst | image |
| Navicula branchiata | A. Mann | image |
| Navicula brandelii | Cleve ex Migula | Krypt.-Fl. Deutschl., Alg. | 1: 249, no fig. | 1906 |
| Navicula brasiliana | (Cleve) Cleve | image |
| Navicula brasiliana f. platensis | (Frenguelli) Hustedt | Rabenhorst's Krypt.-Fl., ed. 2, | 7{3}: 764 | 1966 |
| Navicula brasiliana var. guadalupensis | Manguin | image |
| Navicula brasiliana var. platensis | Frenguelli in Frenguelli & Cordini | Revista del Museo de La Plata (Nueva Serie), Sección Geología | 1: 96, 104, fig. 9C | 1937 |
| Navicula brasiliensis f. constricta | Boyer | image |
| Navicula brasiliensis | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 13: 152, pl. 14: fig. 10 | 1863 |
| Navicula brasiliensis var. bicuneata | Cleve | image |
| Navicula brasiliensis var. fossilis | Pantocsek | image |
| Navicula brasiliensis var. minor | Prowse | image |
| Navicula brasiliensis var. minor | Zanon | image |
| Navicula brasiliensis var. notata | Van Heurck | image |
| Navicula brauniana | Grunow in A. Schmidt | Atlas Diatomaceen-Kunde: | pl. 45: figs. 77, 78 | 1876 |
| Navicula braunii | Grunow | image |
| Navicula braunii var. moissacensis | Héribaud | Diat. Foss. Auvergne | 2: 63, pl. XI: fig. 17 | 1903 |
| Navicula braunii var. moissacensis | Heribaud | image |
| Navicula braunii var. stauroneiformis_('stauroneiforme') | (Grunow) Wolle | Diat. N. America: | expl. pl. LXVIII: fig. 13 | 1890 |
| Navicula brebissonii f. lucida | Lauby | image |
| Navicula brebissonii | Kützing | image |
| Navicula brebissonii var. angusta | Grunow | image |
| Navicula brebissonii var. attenuata | M. Peragallo | image |
| Navicula brebissonii var. bicuneata | Grunow in Van Heurck | Types Syn. Diat. Belgique: | no. 59 | 1880 |
| Navicula brebissonii var. diminuta | Grunow in Van Heurck | Syn. Diat. Belg.: | no. 58, pl. V: fig. 8 (Atlas), 77 (Texte) | 1880 |
| Navicula brebissonii var. elongata | J. Brun & Heribaud | image |
| Navicula brebissonii var. fossilis | Pantocsek | image |
| Navicula brebissonii var. intermedia | M. Peragallo | image |
| Navicula brebissonii var. lanceolata Østrup | | image |
| Navicula brebissonii var. mormonorum | (Grunow) M. Peragallo | Cat. gén. Diatom., 2: | 528 | 1903 |
| Navicula brebissonii var. ovalis | H. Peragallo | image |
| Navicula brebissonii var. subcapitata | (Rabenhorst) M. Peragallo | Cat. gén. Diatom., 2: | 528 | 1903 |
| Navicula brebissonii var. subconstricta | Pantocsek | image |
| Navicula breenii | R.E.M. Archibald | image |
| Navicula brehmii f. elongata | Skvortzov | image |
| Navicula brehmii_('Brehmi') | Hustedt | image |
| Navicula brehmioides | Hustedt | Botaniska Notiser | 1952: 404, fig. 118 | 1952 |
| Navicula breitenbuchii | H. Lange-Bertalot | Diatoms of Europe | 2: 83, 224, pl. 37: figs. 8-15 | 2001 |
| Navicula brekkaensis | J.B. Petersen | Bot. Iceland | 2: 389, fig. 16 | 1928 |
| Navicula brekkaensis var. andegavensis | H. Germain | Cryptogamie: Algologie | 1: 21, pl. 3: figs. 20-29; pl. 4: figs. 30-36 | 1980 |
| Navicula brekkaensis var. bigibba | Hustedt | Arch. Hydrobiol. Suppl. | 15: 243, pl. XVIII: fig. 28. | 1937 |
| Navicula brekkaensis var. brekkaensoides | (Bock) Lange-Bertalot | image |
| Navicula brekkaensis var. lata | Cholnoky | image |
| Navicula brekkaensis var. trigibba | Cholnoky | image |
| Navicula brekkaensoides | W. Bock | Nova Hedwigia | 5: 224, pl. 29: fig. 128; text-fig. 1A,B | 1963 |
| Navicula bremensis | Hustedt | Abh. Naturwiss. Ver. Bremen | 34: 284, text-fig. 34, 35 | 1957 |
| Navicula bremeyeri f. rostrata | Hustedt | Abh. Naturw. Ver. Bremen | 31: 624, figs. 73, 74 | 1939 |
| Navicula bremeyeri | Hustedt | image |
| Navicula breviata | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl. | 7{3}: 637, fig. 1635 | 1966 |
| Navicula brevicostata | Cleve ex Migula | Krypt.-Fl. Deutschl., Alg. | 1: 250, pl. VII.G: fig. 9 | 1906 |
| Navicula brevicostata var. demerarae | (Cleve) M. Peragallo | Cat. gén. Diatom., 2: | 528 | 1903 |
| Navicula brevicostata var. plana | (J.-J. Brun) M. Peragallo | Cat. gén. Diatom., 2: | 528 | 1903 |
| Navicula brevis | Cleve-Euler | image |
| Navicula brevis f. angustior | Grunow | image |
| Navicula brevis | Gregory | image |
| Navicula brevis var. distoma | (Grunow) Frenguelli | image |
| Navicula brevis var. distoma | Grunow | image |
| Navicula brevis var. vexans | Grunow | image |
| Navicula brevissima | Hustedt | Arch. Hydrobiol. Suppl. | 15: 273, pl. XIX: figs. 22-24 | 1937 |
| Navicula brevissima var. africana | Cholnoky | image |
| Navicula brevissima var. elongata | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 67, pl. III: fig. 79 | 1952 |
| Navicula brevissima var. elongata | Manguin | image |
| Navicula brevistriata | Grunow | image |
| Navicula britannica | Hustedt & Aleem | J. Mar. Biol. Assoc. U.K. | 30: 184, text-fig. 1C | 1951 |
| Navicula britannica var. apiculata | R.F. Bastow | Rep. & Trans. Devonshire Assoc. Advancem. Sci., Lit. & Art | 89: 271, fig. 2a | 1957 |
| Navicula brockmannii | Hustedt | image |
| Navicula brockmannii var. enucleata | Hustedt | image |
| Navicula brockmannii var. undulata | H.Z. Zhu & J.Y. Chen | Acta Phytotax. Sin. | 34: 102, fig. 1: 1 | 1996 |
| Navicula brockmannii_(`brockmanni') | Hustedt | Abh. u. Vortr. Bremer Wiss. Ges. | 8/9: 382, fig. 11 | 1934 |
| Navicula broetzii | H. Lange-Bertalot & Reichardt in H. Lange-Bertalot & D. Metzeltin | Iconogr. Diatomol. | 2: 77, pl. 81: figs. 1-7 | 1996 |
| Navicula brokenshirei | R.F. Bastow | Rep. & Trans. Devonshire Assoc. Advancem. Sci., Lit. & Art | 86: 287, pl. 1: fig. 4 | 1954 |
| Navicula bronislaae | I. Kaczmarska | Fragm. Florist. et Geobot. | 22: 237, figs. 3, 7, 9-11 | 1976 |
| Navicula bruchii | Grunow | image |
| Navicula brunelii | M. Poulin, C. Hudon, & A. Cardinal | Naturaliste Canad. | 109: 280, figs. 1b, 2 | 1982 |
| Navicula brunii | Cleve | image |
| Navicula brunii | Pantocsek | image |
| Navicula brunii_('Bruni') | Cleve-Euler | image |
| Navicula bruyantii_('Bruyanti') | Lauby | image |
| Navicula brygidae | H. Lange-Bertalot, A. Witkowski & J.P. Kociolek in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 302, figs. 27-35 | 2009 |
| Navicula bryophila f. constricta | R.F. Bastow | Rep. & Trans. Devonshire Assoc. Advancem. Sci., Lit. & Art | 86: 288, pl. 1: fig. 3 | 1954 |
| Navicula bryophila | J.B. Petersen | Bot. Iceland | 2: 388, fig. 13 | 1928 |
| Navicula bryophila var. aquaeductae | (Krasske) Lange-Bertalot | image |
| Navicula bryophila var. capitata | Cholnoky | image |
| Navicula bryophila var. lapponica | Hustedt | image |
| Navicula bryophila var. paucistriata | H.Z. Zhu & J.Y. Chen | Acta Phytotax. Sin. | 34: 102, fig. 1: 2 | 1996 |
| Navicula bryophila var. trigibba | Cholnoky | image |
| Navicula bryophiloides | É. Manguin in P. Bourrelly & É. Manguin | Mém. Inst. Sci. Madagascar, Sér. B, Biol. Vég. | 5: 37, pl. III: fig. 31 | 1955 |
| Navicula bryophiloides | É. Manguin | Mém. Mus. Natl. Hist. Nat. [Paris], Sér. B, Bot. | 12: 19, pl. II: fig. 5 | 1962 |
| Navicula bryophiloides | Manguin | image |
| Navicula bryophiloides | Manguin | image |
| Navicula bryophiloides var. linearis | R. Maillard in R. Le Cohu & R. Maillard | Ann. Limnol. | 22: 106, pl. I: fig. 26 | 1986 |
| Navicula buccella | M.H. Hohn & Hellerman | image |
| Navicula buchansiana | Woodhead & Tweed | image |
| Navicula budayana | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 3: 65 (1905), pl. XI: fig. 57 (1892) | 1892 |
| Navicula budda | Skvortzov | image |
| Navicula budensis | Grunow | image |
| Navicula buderi | Hustedt | Ber. Deutsch. Bot. Ges. | 67: 279, figs. 11-15 | 1954 |
| Navicula buderiformis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 164, pl. III: figs. 94, 95) | 2020 |
| Navicula buderiformis | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 164, pl. III: figs. 94, 95 | 1998 |
| Navicula bullata | Norman | image |
| Navicula bullata | Norman | image |
| Navicula bullata var. carinata | Castracane | image |
| Navicula bullata var. moelleriana | Janisch | image |
| Navicula bullata var. obtusa | Castracane | image |
| Navicula bullata var. rhomboidea | Castracane | image |
| Navicula bulnheimii | Grunow | image |
| Navicula bulnheimii var. belgica | Grunow in Van Heurck | Syn. Diat. Belg: | 108 | 1885 |
| Navicula bulnheimii var. caspica | Karaeva Karajeva | image |
| Navicula burckii_('burcki') | Reinhold | image |
| Navicula bushmanorum | Cholnoky | image |
| Navicula butreensis | Foged | image |
| Navicula caddoensis | Bond | image |
| Navicula cadeei | B. Van de Vijver & C. Cocquyt | Diatom Research | 24: 210, figs. 1-24 | 2009 |
| Navicula cadoi | Z. Levkov & S. Krstic in Levkov, Krstic, Metzeltin & Nakov | Icon. Diatomol. | 16: 73, pl. 43: figs. 19-31 | 2007 |
| Navicula caduca | Hustedt | image |
| Navicula caeca | A. Mann | image |
| Navicula caenosus | J.R. Carter | image |
| Navicula calcuttensis | Skvortzov | image |
| Navicula calcuttensis var. gracillis | Skvortzov | image |
| Navicula caldwellii | Bastow | image |
| Navicula caldwellii | R.F. Bastow | J. Quekett Microscop. Club, ser. 4, | 5: 241, pl. I: figs. 2, 3 | 1960 |
| Navicula calida | Hendey | image |
| Navicula calida | N.I. Hendey | Gt. Brit., Ministry Agr. Fish. & Food, Fish. Invest., ser. 4, | 5: 198, pl. XLIII: figs. 10, 11 | 1964 |
| Navicula californica | Greville | Edinburgh New Philos. J. | ser. 2, 10: 29, pl. IV: fig. 5 | 1859 |
| Navicula californica var. campechiana | Grunow | image |
| Navicula californica var. elliptica | H. Peragallo | Bull. Soc. Hist. Nat. Toulouse | 22: 55, pl. II: fig. 7 | 1888 |
| Navicula caliginosa | Cleve & Grove | image |
| Navicula calva Østrup | | image |
| Navicula calvata | Manguin | image |
| Navicula camerata | Cholnoky | image |
| Navicula campanilae | Cholnoky | image |
| Navicula campbellii | P. Petit in Folin & Périer | Fonds de la Mer | 3: 180, pl. V: fig. 23 | 1877 |
| Navicula campbellii | Petit | image |
| Navicula campylodiscus | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 144 | 1841 |
| Navicula campylodiscus | Grunow | image |
| Navicula campylodiscus var. minor | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XIX: fig. 22 (desc. on p. 127, 1899) | 1897 |
| Navicula campylogramma | Ehrenberg | image |
| Navicula campylogramma | Ehrenberg | image |
| Navicula canali-kharicutensis | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 5, description and illustration in Gandhi (1998: 103, pl. II: fig. 45) | 2020 |
| Navicula canaliculata | Cleve | image |
| Navicula canalis | Patrick | image |
| Navicula canariana | Lange-Bertalot | Biblioth. Diatomol. | 27: 96, pl. 54: figs. 10, 11; pl. 55: figs. 1-13 | 1993 |
| Navicula cancellata | Donkin | image |
| Navicula cancellata f. constricta | P. Schulz | image |
| Navicula cancellata f. minor | P. Schulz | image |
| Navicula cancellata f. stauroneiformis | P. Schulz | image |
| Navicula cancellata var. ammophila | (Grunow) Van Heurck | image |
| Navicula cancellata var. brasiliensis | Zimmermann | image |
| Navicula cancellata var. gregorii | (Ralfs) Grunow | image |
| Navicula cancellata var. impressa | (Lagerstedt) Grunow | image |
| Navicula cancellata var. interrupta | Mereschkowsky | image |
| Navicula cancellata var. interrupta | Mereschkowsky | image |
| Navicula cancellata var. maroccana | Cleve | image |
| Navicula cancellata var. minuta | Grunow | image |
| Navicula cancellata var. retusa | (Brebisson) Cleve | image |
| Navicula cancellata var. scaldensis | Van Heurck | image |
| Navicula cancellata var. schmidtii | Grunow | image |
| Navicula cancellata var. subapiculata | Grunow | image |
| Navicula candida | Schumann | image |
| Navicula canoris | Hohn & Hellerman | Trans. Amer. Microscop. Soc. | 82: 293, pl. III: fig. 32 | 1963 |
| Navicula canoris | M.H. Hohn & Hellerman | image |
| Navicula cantonatii | H. Lange-Bertalot | Diatoms of Europe | 2: 21, 225, pl. 19: figs. 1-8 | 2001 |
| Navicula cantonensis | Ehrenberg | image |
| Navicula capensis | M. Peragallo | image |
| Navicula capillata | Giffen | image |
| Navicula capitata | Cleve | image |
| Navicula capitata | Ehrenberg | Infusionsthierchen: | 185, pl. XIII: fig. XX | 1838 |
| Navicula capitata | Ehrenberg | Ber. Königl. Akad. Wiss. Berlin | 1836: 53 | 1836 |
| Navicula capitata | Ehrenberg | Ber. Königl. Akad. Wiss. Berlin | 1837: 107 | 1837 |
| Navicula capitata | Fontell | image |
| Navicula capitata | Fontell | Ark. Bot. | 14{21}: 17, pl. 2: fig. 35 | 1917 |
| Navicula capitata var. hungarica | (Grunow) R. Ross | image |
| Navicula capitata var. luneburgensis | (Grunow) Patrick | image |
| Navicula capitatoradiata | H. Germain | Fl. Diat.: | 188 | 1981 |
| Navicula capitellata | Cleve-Euler | image |
| Navicula capitellata | Skvortzov | image |
| Navicula capitulata | Frenguelli | image |
| Navicula capitulata var. punensis | Frenguelli | image |
| Navicula capsa | Hohn | image |
| Navicula capsula | Cleve-Euler | image |
| Navicula caractacus | M.H. Hohn & Hellerman | image |
| Navicula carassius | Ehrenberg | image |
| Navicula cardinaliculus | (Cleve) Mann | image |
| Navicula cardinaliculus var. margaritacea | Zimmermann | image |
| Navicula cardinalis | Ehrenberg | image |
| Navicula cardinalis var. africana | Brun | image |
| Navicula cardinalis var. subconstricta | Rattray | Trans. Royal Soc. Edinburgh | 33: 426, pl. XXIX: fig. 3 | 1888 |
| Navicula carecti | Cholnoky | image |
| Navicula cari | Ehrenberg | image |
| Navicula cari f. indica | Sarode & Kamat | image |
| Navicula cari var. angusta 'Van | Heurck' | image |
| Navicula cari var. cincta | (Ehrenberg) Lange-Bertalot | image |
| Navicula cari var. divergentissima | R. Maillard | Cah. O.R.S.T.O.M., Sér. Hydrobiol. | 12: 154, pl. I: fig. 18 | 1979 |
| Navicula cari var. linearis | (Østrup) Cleve- Euler | image |
| Navicula cari var. minor | Krasske | image |
| Navicula cari var. recens | H. Lange-Bertalot | Cryptogamie: Algologie | 1: 37, pl. VI: figs. 8-14 | 1980 |
| Navicula cari var. rostrata | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 32, pl. 8: fig. 10 | 1935 |
| Navicula caribaea | Cleve in A. Schmidt | Atlas: | pl. 2: fig. 17 | 1874 |
| Navicula carinata | (Schumann) Cleve-Euler | image |
| Navicula carinata | Ehrenberg | image |
| Navicula carinifera | Grunow | image |
| Navicula carinifera var. densius-striata | A.W.F. Schmidt | image |
| Navicula carinifera var. laxepunctata | Cleve | image |
| Navicula carinifera var. minor | Grunow | image |
| Navicula cariocincta | Lange-Bertalot | Biblioth. Diatomol. | 27: 97, pl. 44: figs. 1-5 | 1993 |
| Navicula cariocinctae | H. Lange-Bertalot apud Tsarenko, Lange-Bertalot, Stupina, & Wasser in Nevo & Wasser | Bacillariophyta: | 271, pl. XXIII: figs. 203-207 | 2000 |
| Navicula carlae | A. Witkowski, H. Lange-Bertalot & J.P. Kociolek in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 303, figs. 36-54 | 2009 |
| Navicula carloffii | Foged | image |
| Navicula carminata var. africana | Cholnoky | image |
| Navicula carniolensis | Hustedt | image |
| Navicula carolinensis | Ehrenberg | image |
| Navicula caroliniae | L. Bahls | Beih. Nova Hedwigia | 141: 27, figs. 29-33, 42-44 | 2012 |
| Navicula caroliniana | Patrick | image |
| Navicula caroliniana | R. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 111: 107, pl. 7: fig. 11 | 1959 |
| Navicula carpathorum | Pantocsek | image |
| Navicula carpathorum | Pantocsek | image |
| Navicula carpathorum var. bivittata | Pantocsek | image |
| Navicula carstensenii | Foged | image |
| Navicula carvajaliana | Patrick | image |
| Navicula carvajaliana var. attenuata | Patrick | image |
| Navicula cascadensis | H.E. Sovereign | Trans. Amer. Microscop. Soc. | 79: 345 | 1960 |
| Navicula cascadensis | H.E. Sovereign | Trans. Amer. Microscop. Soc. | 77: 118, pl. III: figs. 32, 33 | 1958 |
| Navicula cascadensis | Sovereign | image |
| Navicula casertana | De Notaris | image |
| Navicula cassieana | Foged | image |
| Navicula castracanei | Grunow | image |
| Navicula castracanei var. caledonica | (Cleve) M. Peragallo | Cat. gén. Diatom., 2: | 532 | 1903 |
| Navicula castracanei var. philippinarum | (Cleve) M. Peragallo | Cat. gén. Diatom., 2: | 532 | 1903 |
| Navicula catalanogermanica | Lange-Bertalot & G. Hofmann in Lange-Bertalot | Biblioth. Diatomol. | 27: 98, pl. 64: figs. 16-20 | 1993 |
| Navicula catalanogermanica | Lange-Bertalot & G. Hofmann in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 61: figs. 5-9 | 1991 |
| Navicula cataracta-rheni | Lange-Bertalot | Biblioth. Diatomol. | 27: 99, pl. 59: figs. 13-15 | 1993 |
| Navicula cataractarheni | Lange-Bertalot in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 71: figs. 1-6 | 1991 |
| Navicula cataractarum | Hustedt | image |
| Navicula catarinensis | G. Krasske | Svensk Bot. Tidskr. | 42{4}: 431, pl. II: fig. 4 | 1948 |
| Navicula catarinensis | Krasske | image |
| Navicula caterva | M.H. Hohn & Hellerman | image |
| Navicula catharinae | Ehrenberg | image |
| Navicula caudata | M.S. Kulikovskiy, D. Metzeltin & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 184, pl. 60: figs. 1-5 | 2012 |
| Navicula caudata var. austrolacustris | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 48 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula caudata var. elliptica | G.V. Pomazkina, E.V. Rodionova & T.A. Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 49 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula caudata var. romboidea | G.V. Pomazkina, E.V. Rodionova & T.A. Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 50 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula caudata var. skvortzowii | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 185, pl. 51 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula caupulus | Hohn | image |
| Navicula cavernae | Cholnoky | image |
| Navicula ceciliae | B. Van de Vijver, A. Jarlman, & H. Lange-Bertalot | Cryptogamie: Algol. | 31: 363, figs. 46-59 | 2010 |
| Navicula cefarellii | A.A. Vouilloud & J.M. Guerrero | Notulae algarum | 220: 2 | 2021 |
| Navicula celinei | A. Witkowski, D. Metzeltin, & H. Lange-Bertalot apud D. Metzeltin & A. Witkowski in H. Lange-Bertalot (ed.) | Iconographia diatomologica | 4: 20, pl. 59: figs. 17-22; pl. 83: fig. 1, 8, 9 [8, 9 not cited in text]; pl. 84: figs. 4 [not cited in text], 6, 8; pl. 92: fig. 5 [not cited in text] | 1996 |
| Navicula cellesensis | Heribaud & Peragallo | image |
| Navicula cendronii | Manguin | image |
| Navicula centrafricana | Fusey | Cahiers Maboke | 4: 62, pl. II: fig. 33 (in Fusey, Cahiers Maboke 2. 1964) | 1966 |
| Navicula centrafricana var. elongata | Fusey | Cahiers Maboke | 4: 63, pl. II: fig. 34 (in Fusey, Cahiers Maboke 2. 1964) | 1966 |
| Navicula centraster | Cleve | image |
| Navicula centropunctata | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl. | 7(3): 677 | 1966 |
| Navicula ceratogramma | Ehrenberg | image |
| Navicula ceratostigma | Ehrenberg | image |
| Navicula ceres | Schumann | image |
| Navicula cerevisiae_('cerevisia') | B. Laslandes & J.P. Kociolek in Kociolek et al. | Biblioth. Diatomol. | 61: 25, pl. 33: figs. 1-6; pl. 34 | 2014 |
| Navicula cerneutia | Hohn | image |
| Navicula certa | Hustedt | image |
| Navicula certa | Meister | image |
| Navicula cesatii | Rabenhorst | Süssw.-Diat.: | 39, pl. VI: fig. 89 | 1853 |
| Navicula ceylanensis | Leuduger-Fortmorel | image |
| Navicula chaberti | Heribaud | image |
| Navicula chabertii_('Chaberti') | Héribaud | Diat. Foss. Auvergne | 2: 60, pl. IX: fig. 18 | 1903 |
| Navicula chadwickii | Foged | image |
| Navicula challengeri | Grunow | K. Svenska Vet. Akad. Handl. [ser. 4], | 17{2}: 64 | 1880 |
| Navicula chandolensis | Gandhi | image |
| Navicula chandolensis var. capitata | Gandhi | image |
| Navicula chansiensis | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 21, pl. 4: fig. 26 | 1935 |
| Navicula charcotii | M. Peragallo | image |
| Navicula charcotii | Peragallo | Deux. Expéd. Antarct. Franc\*,. (1908-1910)... Charcot. Diatomées: | 15, pl. I: fig. 16 | 1921 |
| Navicula charcotii var. fossilis | Frenguelli | Rev. Mus. La Plata | 34: 354, pl. II: fig. 8 | 1934 |
| Navicula charcotii var. magellanica | Frenguelli | An. Soc. Cient. Argent. | 97: 254, pl. VI: fig. 37 | 1924 |
| Navicula charlatii f. chilensis | (Hustedt) Hustedt | image |
| Navicula charlatii f. simplex | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 127, fig. 14 | 1955 |
| Navicula charlatii | M. Peragallo | Deux. Expéd. Antarct. Franc\*,. (1908-1910)... Charcot. Diatomées: | 15, pl. I: fig. 16 | 1921 |
| Navicula charlatii var. chilensis | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 127, fig. 15 | 1955 |
| Navicula charlatii var. jogensis -- | | image |
| Navicula charlatii var. jogensis | H.P. Gandhi | Beih. Nova Hedwigia | 31: 770, pl. II: figs. 49-51 | 1970 |
| Navicula charlatii var. lanceolata | Gandhi | image |
| Navicula charlatii var. lanceolata | H.P. Gandhi | Beih. Nova Hedwigia | 31: 770, pl. II: figs. 52-56 | 1970 |
| Navicula charlottae | Foged | image |
| Navicula charontis | Ehrenberg | image |
| Navicula charontis | Ehrenberg | image |
| Navicula chasei | Cholnoky | image |
| Navicula chasmaensis | Foged | image |
| Navicula chasmigera | Cholnoky | image |
| Navicula chaspula | J.R. Carter & Denny | image |
| Navicula chassagnei | Heribaud | image |
| Navicula chauhanii | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 3, description and illustration in Gandhi (1998: 166, pl. IV: fig. 127) | 2020 |
| Navicula chauhanii | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 166, pl. IV: fig. 127 | 1998 |
| Navicula cheldonensis | R.F. Bastow | Rep. & Trans. Devonshire Assoc. Advancem. Sci., Lit. & Art | 89: 269, figs. 1, 1a | 1957 |
| Navicula chersonensis | Grunow | image |
| Navicula cherubim | R. Ross | image |
| Navicula chi | Cleve | image |
| Navicula chiarae | H. Lange-Bertalot & S.I. Genkal in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 6: 63, pl. 11: figs. 12-15; pl. 18: figs. 1, 2 | 1999 |
| Navicula chiengmaiensis | Foged | image |
| Navicula chilensis | (Ehrenberg) Kützing | image |
| Navicula chimmoana | O'Meara | image |
| Navicula chinensis | Skvortzov | image |
| Navicula chloridorum | Cholnoky | image |
| Navicula cholnokyana | Foged | image |
| Navicula cholnokyi | H.P. Gandhi | image |
| Navicula chordata | Archibald | image |
| Navicula chrissiana | Cholnoky | image |
| Navicula chutteri | Cholnoky | image |
| Navicula chyzeri_('chyzerii') | Pantocsek | image |
| Navicula ciliata | Corda | Alman. Carlsbad | 5: 176, pl. I: figs. 5-8 | 1835 |
| Navicula cimex | Cholnoky | image |
| Navicula cincta | (Ehrenberg) Ralfs | image |
| Navicula cincta f. curta | J.B. Petersen | image |
| Navicula cincta f. major | Holsinger | image |
| Navicula cincta f. minuta | Van Heurck | Syn. Diat. Belgique: | 82 | 1885 |
| Navicula cincta f. sphagnicola | Skvortzov | image |
| Navicula cincta | Pantocsek | image |
| Navicula cincta var. angusta | (Grunow) Cleve | image |
| Navicula cincta var. cari | (Ehrenberg) Cleve | image |
| Navicula cincta var. genuina | Mayer | image |
| Navicula cincta var. heufleri | (Grunow) Van Heurck | image |
| Navicula cincta var. kansouensis | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 9, pl. 1: figs. 32, 33 | 1935 |
| Navicula cincta var. leptocephala | (Brebisson) Van Heurck | image |
| Navicula cincta var. linearis Østrup | | image |
| Navicula cincta var. minuta | Skvortzov | image |
| Navicula cincta var. paucistriata | Skvortzov | image |
| Navicula cincta var. rostrata | Reimer | image |
| Navicula cincta var. siamensis Østrup | | image |
| Navicula cincta var. stricta | R. d'Aubert | image |
| Navicula cincta-magna_('cincta magna') | J. Brun | image |
| Navicula cinctaeformis | Hustedt | image |
| Navicula cingens | Skvortzov | Philippine J. Sci. | 62: 327, pl. 8: fig. 24 | 1937 |
| Navicula cingulatoides | Cholnoky | image |
| Navicula cinna | M.H. Hohn & Hellerman | image |
| Navicula circumnodosa | Brun | image |
| Navicula circumsecta | (Grunow) Grunow | image |
| Navicula circumtexta | Meister ex Hustedt | A. Schmidt's Atlas Diatom.-Kunde: | pl. 394: figs. 33, 35 | 1934 |
| Navicula circumvallata | (Cleve) Cleve | image |
| Navicula cistella | Greville | image |
| Navicula citrea | A.W.F. Schmidt | image |
| Navicula citriformis | Lupikina | image |
| Navicula citrus | A. Cleve-Euler | image |
| Navicula citrus | Cleve-Euler | image |
| Navicula citrus | Krasske | Bot. Arch. | 3: 199, fig. 14 | 1923 |
| Navicula clagesii | G. Moser, H. Lange-Bertalot & D. Metzeltin | Insel der Endemiten: Geobotanisches Phänomen Neukaledonien (Bibliotheca Diatomologica 38): | 200, pl. 19: figs. 17-20 | 1998 |
| Navicula clamans | Hustedt | Abh. Naturwiss. Ver. Bremen | 31: 624, figs. 75-77 | 1939 |
| Navicula clamans var. africana | Cholnoky | image |
| Navicula clamans var. minor | Cholnoky | image |
| Navicula clancula | A.W.F. Schmidt | image |
| Navicula clarensiana | Schoeman | image |
| Navicula claromontensis | Heribaud | image |
| Navicula clathrata Østrup | | image |
| Navicula clausa | T. Marsson | Zeitschrift für angewandte Mikroskopie und klinische Chemie | 6: 42 | 1900 |
| Navicula clavata f. corpulenta | (Mann) Hustedt | image |
| Navicula clavata f. elliptica | (A.W.F. Schmidt) Hustedt | image |
| Navicula clavata f. elongata | (Peragallo) Hustedt | image |
| Navicula clavata f. indica | (Greville) Hustedt | image |
| Navicula clavata f. minor | Cleve | image |
| Navicula clavata f. minuta | Cleve | image |
| Navicula clavata f. proxima | (Janisch) Hustedt | image |
| Navicula clavata f. rhombica | (Cleve) Hustedt | image |
| Navicula clavata f. subconstricta | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 445, fig. 1509d,e | 1964 |
| Navicula clavata f. venustoides | (Mereschkowsky) Hustedt | image |
| Navicula clavata | Gregory | Trans. Microscop. Soc. London | ser. 2, 4: 46: pl. V: fig. 17 | 1856 |
| Navicula clavata var. caribaea | (Cleve) H. Peragallo | image |
| Navicula clavata var. distenta | (Kuntze) Hustedt | image |
| Navicula clavata var. elliptica | A.W.F. Schmidt | image |
| Navicula clavata var. elongata | H. Peragallo | Bull. Soc. Hist. Nat. Toulouse | 22: 56, pl. V: fig. 37 | 1888 |
| Navicula clavata var. exsul | (A. Schmidt) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 61 | 1895 |
| Navicula clavata var. exsul | (A.W.F. Schmidt) Cleve | image |
| Navicula clavata var. indica | (Greville) Cleve | image |
| Navicula clavata var. proxima | (Janisch) Cleve | image |
| Navicula clavata var. rhombica | Cleve | image |
| Navicula clavata var. sparsa | A. Amossé | Bull. Soc. Sci. Nat. Ouest (Nantes), ser. 5, | 2: 14, no fig. | 1932 |
| Navicula clavata var. venustoides | (Mereschkowsky) Amosse | image |
| Navicula claviana | O'Meara | image |
| Navicula claviculus | Gregory | image |
| Navicula clementioides | Hustedt | image |
| Navicula clementis f. major | Compère | image |
| Navicula clementis | Grunow | image |
| Navicula clementis var. alaskaensis | Foged | image |
| Navicula clementis var. japonica | Kobayasi | image |
| Navicula clementis var. lanceolata | Frenguelli | Rev. Mus. La Plata, n.s. 1. Secc. Paleontología | 5: 299, pl. I: figs. 5, 6 | 1938 |
| Navicula clementis var. quadristigmata | Manguin | image |
| Navicula clementis var. quadristigmatica | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 180 | 1996 |
| Navicula clementis var. quadristigmatica | E. Manguin | Rev. Alg. n.s. | 5: 274, pl. II: fig. 27 | 1961 |
| Navicula clementis var. rhombica | Brockmann | Abh. Senckenberg. Naturf. Ges. | 478: 18, pl. 2: figs. 43-45 | 1952 |
| Navicula clepsydra | Donkin | image |
| Navicula clericii | Frenguelli | image |
| Navicula clevei | Lagerstedt | image |
| Navicula climacospheniae | Booth | image |
| Navicula clipeiformis | D. König | Z. Deutsch. Geol. Ges. | 111: 51, 59, pl. II: fig. 3; pl. III: fig. 6 | 1959 |
| Navicula clipeiformis | D. König | image |
| Navicula cloacina | H. Lange-Bertalot & K. Bonik | Arch. Hydrobiol. Suppl. | 49 (Algol. Stud. 16): 313, figs. 1d, 14, 15 | 1976 |
| Navicula cluthensis f. rostrata | (Simonsen) Simonsen | image |
| Navicula cluthensis | Gregory | image |
| Navicula cluthensis var. erythraea | (Grunow) Cleve | image |
| Navicula cluthensis var. finmarchica | Grunow | K. Svenska Vet.-Akad. Handl., ser. 4, | 17{2}: pl. II: fig. 49 | 1880 |
| Navicula cluthensis var. maculifera | Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 18{5}: 9, pl. II: fig. 23 | 1881 |
| Navicula cluthensis var. minesta | Wolle | Diat. N. America: | expl. pl. XI: fig. 11 | 1890 |
| Navicula cluthensis var. minuta | Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 18{5}: 10, pl. II: fig. 22 | 1881 |
| Navicula cluthensis var. novae-zealandiae | Grunow | image |
| Navicula cluthensis var. novaezealandiae_('Novae Zealandiae') | Grunow | Denkschr. K. Akad. Wiss. [Wien] Math.-Nat. Cl. | 48{Abt. 2}: 104, no fig. | 1884 |
| Navicula cluthensis var. producta | O'Meara | image |
| Navicula cluthensis var. striolata | Grunow | Denkschr. K. Akad. Wiss. [Wien] Math.-Nat. Cl. | 48{Abt. 2}: 104, fig. in Cleve & Möller nr. 156 | 1884 |
| Navicula cluthensoides | Hustedt | image |
| Navicula clypeus | Ehrenberg | Ber. Königl. Akad. Wiss. Berlin | 1840: 213 | 1840 |
| Navicula coarctata | A. Schmidt | Atlas: | pl. 11: figs. 30-32 | 1875 |
| Navicula coarctata | A.W.F. Schmidt | image |
| Navicula coarctata | Ehrenberg | image |
| Navicula coccinella | D. Metzeltin & H. Lange-Bertalot in D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 124, pl. 52: figs. 9-12 | 2005 |
| Navicula cocconeiformis f. elliptica | Hustedt | Arch. Hydrobiol. | 48: 470, no fig. | 1954 |
| Navicula cocconeiformis f. parva | D. McCall | image |
| Navicula cocconeiformis | Gregory ex Greville | Ann. Mag. Nat. Hist. | ser 2, 15: 256, pl. IX: fig. 6 | 1855 |
| Navicula cocconeiformis | Schumann | image |
| Navicula cocconeiformis var. bifurcata | C.S. Singh | image |
| Navicula cocconeiformis var. capitata | Krasske | image |
| Navicula cocconeiformis var. oblonga | H.P. Gandhi | image |
| Navicula cocconeis | Ehrenberg | image |
| Navicula cocconeoides | (Rabenhorst) Ralfs | image |
| Navicula cocconioides | J.R. Carter | image |
| Navicula coccus | Schumann | image |
| Navicula cochlearis | Eichwald | image |
| Navicula cocquytiae_('cocquytae') | Z. Levkov & T. Nakov in Levkov, Krstic, Metzeltin & Nakov | Icon. Diatomol. | 16: 74, Pl. 218: figs. 2-4, pl. 219: figs. 1-4 | 2007 |
| Navicula coei | Cholnoky | image |
| Navicula coelata | (Arnott Walker) Cleve | image |
| Navicula coelata | (Walker-Arnott ex Greville) Cleve in A. Schmidt | Atlas: | pl. 193: fig. 53 | 1894 |
| Navicula coerulea | O'Meara | image |
| Navicula coerulescens | T. Marsson | Zeitschrift für angewandte Mikroskopie und klinische Chemie | 6: 34 | 1900 |
| Navicula coffeiformis | A. Schmidt | image |
| Navicula coffeiformis var. densestriata | A.W.F. Schmidt | image |
| Navicula coffeiformis var. subcircularis | A.W.F. Schmidt | image |
| Navicula cohnii | (Hilse) Lange-Bertalot | image |
| Navicula colii | Héribaud | Ann. Biol. Lacustre | 10: 108, pl. I: fig. 18 | 1920 |
| Navicula colii | Heribaud | image |
| Navicula collersonii | D. Roberts & A. McMinn | Biblioth. Diatomol. | 44: 29, pl. 4: figs. 6-9 | 1999 |
| Navicula collisiana | O'Meara | image |
| Navicula columbiana | Hustedt | image |
| Navicula columnaris | Ehrenberg | image |
| Navicula columnaris var. undulata | Frenguelli | image |
| Navicula comerei | Heribaud | image |
| Navicula commixta | Brebisson | image |
| Navicula commutabilis f. lanceolata | Hustedt | image |
| Navicula commutabilis | Hustedt | image |
| Navicula commutata | Grunow in A. Schmidt | Atlas: | pl. 45: figs. 22-25, 35-37 | 1876 |
| Navicula compacta | Greville | image |
| Navicula compar | Janisch | image |
| Navicula comperei | Coste & Ricard | image |
| Navicula complanata 'Ehrenberg' | | image |
| Navicula complanata | (Grunow) Grunow | image |
| Navicula complanata | J. Brun | image |
| Navicula complanata var. hyperborea | (Grunow) Cleve | image |
| Navicula complanata var. subinflata | (Grunow) Cleve | image |
| Navicula complanatoides | Hustedt | image |
| Navicula complanatoides | Hustedt ex R. Simonsen | Atlas Cat. Diat. Types Fr. Hustedt: | 480 | 1987 |
| Navicula complanatoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 340, fig. 1451 | 1962 |
| Navicula complanatula | Hustedt | image |
| Navicula complanatula | Hustedt ex R. Simonsen | Atlas Cat. Diat. Types Fr. Hustedt: | 479 | 1987 |
| Navicula complanatula | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 340, fig. 1450 | 1962 |
| Navicula completa | Hustedt | image |
| Navicula completaoides | Foged | image |
| Navicula compositestriata | Jasnitsky | Bot. Zhurn. SSSR | 21: 694(R), 702, pl. I: figs. 22, 23 | 1936 |
| Navicula compositestriata var. rostrata | Skabichevskii | image |
| Navicula compressicauda | A. Schmidt | image |
| Navicula concamerata | Hustedt | image |
| Navicula concava | Harting | image |
| Navicula concava | Patrick | image |
| Navicula concentrica | Bailey | image |
| Navicula concentrica | J.R. Carter | image |
| Navicula concentrica | J.R. Carter in Carter & Bailey Watts | Nova Hedwigia | 33: 576, pl. 11: fig. 7 | 1966 |
| Navicula concilians | Cleve | K. Svenska Vet. Akad. Handl., ser. 4, | 27{3}: 54, pl. I: fig. 25 | 1895 |
| Navicula concilians var. clevei | Mereschkowsky | image |
| Navicula concinna | Hustedt | image |
| Navicula concordia | C. Riaux-Gobin & A. Witkowski | Vie et Milieu | 60: 121, figs. 8-24 | 2010 |
| Navicula confecta | A. Schmidt | Atlas: | pl. 12: fig. 46 | 1875 |
| Navicula confecta | A.W.F. Schmidt | image |
| Navicula confederata | Pantocsek | image |
| Navicula confervacea | (Kützing) Grunow | image |
| Navicula confervacea f. nipponica | Skvortzov | Philipp. J. Sci. | 61: 34, pl. 2: fig. 7; pl. 4: fig. 23 | 1936 |
| Navicula confervacea f. rostrata | Krasske | Arch. Hydrobiol. | 44: 650, pl. XXXII: fig. 5 | 1951 |
| Navicula confervacea var. baikalensis | Skvortzov | image |
| Navicula confervacea var. hungarica | Grunow | image |
| Navicula confervacea var. laterostrata | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 169, pl. III: fig. 98) | 2020 |
| Navicula confervacea var. laterostrata | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 169, pl. III: fig. 98 | 1998 |
| Navicula confervacea var. peregrina | (W. Smith) Grunow | image |
| Navicula confervacea var. tenuis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 170, pl. III: fig. 99) | 2020 |
| Navicula confervacea var. tenuis | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 170, pl. III: fig. 99 | 1998 |
| Navicula confidens | Cholnoky | image |
| Navicula confoederata | Pantocsek | image |
| Navicula confundens | Molinari & Guiry | Notulae algarum | 186: 3 | 2021 |
| Navicula confusa | B. Laslandes & J.P. Kociolek in Kociolek et al. | Biblioth. Diatomol. | 61: 27, pl. 33: figs. 16-20; pl. 36: figs. 3, 4 | 2014 |
| Navicula confusa | Manguin | Ann. Géol. Service des Mines | 18: 99, pl. III: fig. 51 | 1949 |
| Navicula congerana | Hagelstein | image |
| Navicula congeriana_('Congerana') | Hagelstein | N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. | 8: 382, pl. 6: figs. 8, 9 | 1939 |
| Navicula congolensis | Hustedt | Explor. Parc Natl. Albert, Mission H. Damas | 8: 86, pl. IV: figs. 23, 24 | 1949 |
| Navicula congrua | Janisch | image |
| Navicula conjugata | Turpin | image |
| Navicula conjuncta | Hustedt | image |
| Navicula connectens | (Grunow) Cleve | image |
| Navicula conops | (Ehrenberg) Kützing | image |
| Navicula consanguinea | Cleve | image |
| Navicula conscensa | Cholnoky | image |
| Navicula consentanea | Hustedt | image |
| Navicula consimilis | A. Schmidt | image |
| Navicula consors | A.W.F. Schmidt | image |
| Navicula conspersa | Ehrenberg | image |
| Navicula conspersa | Ehrenberg | Mikrogeologie: | 318, 333 | 1854 |
| Navicula conspersa | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 3: pl. XI: fig. 184 | 1892 |
| Navicula conspicua | A.W.F. Schmidt | image |
| Navicula constans | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 284, pl. VIII: fig. 13 | 1944 |
| Navicula constans var. symmetrica | Hustedt | Abh. Naturwiss. Ver. Bremen | 34: 289, text-figs. 40, 41 | 1957 |
| Navicula constricta | (Ehrenberg) Schütt | image |
| Navicula constricta | Ehrenberg | Infusionsthierchen: | 188, pl. XXI: fig. XVII | 1838 |
| Navicula constricta | Grunow | image |
| Navicula constricta | Pero | image |
| Navicula constricta var. linearis | Mereschkowsky | image |
| Navicula contempta | Krasske | image |
| Navicula contempta | Krasske | image |
| Navicula contenta f. attenuata | Manguin | Ann. Géol. Service des Mines | 18: 99, pl. III: fig. 52 | 1949 |
| Navicula contenta f. biceps | Arnott | image |
| Navicula contenta f. elliptica | (Krasske) Krasske | image |
| Navicula contenta f. elongata | Cholnoky | image |
| Navicula contenta f. gigantea | Cholnoky | image |
| Navicula contenta f. inflata | Manguin | image |
| Navicula contenta f. parallela | (J.B. Petersen) Cleve-Euler | image |
| Navicula contenta f. parallela | (J.B. Petersen) Hustedt in Pascher, | Süssw.-Fl., ed. 2, | 10: 277 | 1930 |
| Navicula contenta f. parallela | (J.B. Petersen) Krasske | image |
| Navicula contenta f. undulata | Cholnoky | image |
| Navicula contenta f. undulata | Manguin | image |
| Navicula contenta | Grunow in Van Heurck | Syn. Diat. Belg.: | 109 | 1885 |
| Navicula contenta var. biceps | (Grunow) Van Heurck | image |
| Navicula contenta var. elliptica | Krasske | image |
| Navicula contenta var. opulenta | Cleve-Euler | image |
| Navicula contenta var. parallela | J.B. Petersen | Dansk Bot. Ark. | 5{9}: 15, fig. 2 | 1928 |
| Navicula contenta var. robusta | J. Brun | image |
| Navicula contenta var. typica | Ross | image |
| Navicula contentaeformis | E. Manguin | Mém. Mus. Natl. Hist. Nat. [Paris], Sér. B, Bot. | 12: 19, pl. II: fig. 6 | 1962 |
| Navicula contentaeformis | Manguin | image |
| Navicula contermina | A.W.F. Schmidt | image |
| Navicula contigua | A.W.F. Schmidt | image |
| Navicula contorta | Kitton | image |
| Navicula contortula | Sovereign | image |
| Navicula contracta | Ehrenberg | image |
| Navicula contracta | Grunow | image |
| Navicula contraria | Patrick | image |
| Navicula controversa | Mann | image |
| Navicula conveniens | Hustedt | Bot. Not. | 1952: 402, fig. 123 | 1952 |
| Navicula conveniens var. rostrata | Hohn | image |
| Navicula conventus | Heiden | Mitth. Mecklenb. Geol. Landesanst. | 10{21}: 6, fig. 9 | 1900 |
| Navicula convergens | Patrick | image |
| Navicula convergens | R. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 111: 93, pl. 7: fig. 14 | 1959 |
| Navicula convexa | W. Smith | image |
| Navicula conveyi | B. Van de Vijver in B. Van de Vijver et al. | Phycologia | 50: 290, figs. 47-60 | 2011 |
| Navicula copiosa | A. Schmidt | Atlas Diat.: | pl. 129: fig. 6 | 1888 |
| Navicula copiosa | A.W.F. Schmidt | image |
| Navicula coquedensis | Donkin | image |
| Navicula coraliana | D. Metzeltin & H. Lange-Bertalot in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 5: 140, pl. 76: figs. 8-11 | 1998 |
| Navicula corbieri | Heribaud | image |
| Navicula cordillerae | Frenguelli | image |
| Navicula cornubiensis | Hendey | image |
| Navicula corpulenta | A. Mann | image |
| Navicula correpta | A.W.F. Schmidt | image |
| Navicula corrugata | É. Manguin in P. Bourrelly & É. Manguin | Mém. Inst. Sci. Madagascar., Sér. B, Biol. Vég. | 5: 27, pl. III: fig. 32 | 1955 |
| Navicula corrugata | Manguin | image |
| Navicula cortanensis | Krasske | image |
| Navicula corticola | E. Manguin ex J.P. Kociolek & B. Reviers | Cryptogamie: Algologie | 17: 201 | 1996 |
| Navicula corticola | E. Manguin | Mém. Mus. Natl. Hist. Nat. [Paris], Sér. B, Bot. | 12: 19, pl. II: fig. 7 | 1962 |
| Navicula corticola | Manguin | image |
| Navicula corymbosa | (C. Agardh) Cleve | Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, | 27{3}: 26 | 1895 |
| Navicula cosmaria | Brebisson | image |
| Navicula costata | (Ehrenberg) Héribaud | Diat. Auvergne: | 87 | 1893 |
| Navicula costata | Corda | Alman. Carlsbad | 5: 176, 188, pl. I: figs. 9-11 | 1835 |
| Navicula costata | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula costata | Kützing | image |
| Navicula costata | Kützing | Kieselschal. Bacill.: | 93, pl. 3: fig. LVI | 1844 |
| Navicula costata var. minor | Kützing | image |
| Navicula costei | Héribaud | Diat. Foss. Auvergne | 2: 9, pl. IX: fig. 17 | 1903 |
| Navicula costei | Heribaud | image |
| Navicula costei var. bacillaris | Heribaud | image |
| Navicula costulata f. curta | Skvortzov | image |
| Navicula costulata | Grunow | Kongl. Svenska Vetenskapsakad. Handl., ser. 4, | 17{2}: 27 | 1880 |
| Navicula costulata var. baikalensis | Skvortzov | image |
| Navicula costulata var. nipponica | Skvortzov | image |
| Navicula costulata var. sibirica | Skvortzov | image |
| Navicula costulata var. tenuirostris | Skvortzov | Philipp. J. Sci. | 61: 273, pl. 5: fig. 16 | 1936 |
| Navicula costuloides | Skvortzov | Philippine J. Sci. | 62: 327, pl. 7: fig. 22 | 1937 |
| Navicula cotiformis | Grunow | image |
| Navicula couperi | (Bailey) Ralfs | image |
| Navicula crabro | (Ehrenberg) Kützing | image |
| Navicula crabro var. denticulata | (O'Meara) O'Meara | image |
| Navicula crabro var. intermedia | O'Meara | image |
| Navicula crabro var. japonica | A.W.F. Schmidt | image |
| Navicula crabro var. multicostata | (Grunow) Grunow | image |
| Navicula crabro var. nankoorensis | Grunow | image |
| Navicula crabro var. oranensis | A.W.F. Schmidt | image |
| Navicula crabro var. pandura | (Brebisson) Rabenhorst | image |
| Navicula crabroniformis | Grunow | image |
| Navicula crassa | Gregory | image |
| Navicula crassinervia | Brébisson ex W. Smith | Syn. Brit. Diat. | I: 47, pl. XXXI: fig. 271 | 1853 |
| Navicula crassinervia | Brebisson ex W. Smith | image |
| Navicula crassirostris | Grunow | image |
| Navicula crassirostris var. maasoensis | Grunow | image |
| Navicula crassula | Naegeli ex Kützing | image |
| Navicula crassulexigua | E. Reichardt | Ber. Bayer. Bot. Ges. | 64: 130, pl. 3: figs. 4-11, 28, 29 | 1994 |
| Navicula crateri | Patrick | image |
| Navicula craticula | Ehrenberg | image |
| Navicula craticula | Ehrenberg | image |
| Navicula craticularis | Frenguelli | image |
| Navicula craticuloides | Y. Li & D. Metzeltin in Z. Gong et al. | Phytotaxa | 208: 136, figs. 1-11 | 2015 |
| Navicula cravenii | Leuduger-Fortmorel | image |
| Navicula cravenii_('Craveni') | Leuduger-Fortmorel | Diat. Ceylan: | 26, pl. II: fig. 20 | 1879 |
| Navicula crebra | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 361(= key), 385, fig. 1472 | 1964 |
| Navicula cregutii | Heribaud & M. Peragallo | image |
| Navicula cregutii var. lanceolata | M. Peragallo & Heribaud | image |
| Navicula cremeri | B. Van de Vijver & R. Zidarova in B. Van de Vijver et al. | Phycologia | 50: 289, figs. 30-45 | 2011 |
| Navicula cremorne | M.H. Hohn & Hellerman | image |
| Navicula cremorne var. salinarum | Negoro & Gotoh | image |
| Navicula crepitacula | J.R. Carter & Denny | image |
| Navicula creuzburgensis | Krasske | image |
| Navicula creuzburgensis | Krasske | image |
| Navicula creuzburgensis var. multistriata | Patrick | image |
| Navicula criophila | (Castracane) Van Heurck | image |
| Navicula criophiliforma | C. Riaux-Gobin & A. Witkowski | Vie et Milieu | 60: 121, figs. 25-38 | 2010 |
| Navicula crispa | Krasske | Arch. Hydrobiol. | 44: 651, pl. XXXII: fig. 11 | 1951 |
| Navicula cristata | Ehrenberg | image |
| Navicula cristata | Ehrenberg | image |
| Navicula cristata | M. Peragallo | image |
| Navicula cristata var. curta | Peragallo | image |
| Navicula cristula | Guermeur & Manguin | image |
| Navicula crocodili | Cholnoky | image |
| Navicula cronullensis | E.J.F. Wood | image |
| Navicula crucialis | Frenguelli | image |
| Navicula cruciata | Cleve | image |
| Navicula cruciata | Leuduger-Fortmorel | image |
| Navicula crucicula | (W. Smith) Donkin | image |
| Navicula crucicula f. arctica | Krasske | image |
| Navicula crucicula f. turkestanica | Kisseleva Kisseleva | image |
| Navicula crucicula var. alaskana | Patrick & Freese | image |
| Navicula crucicula var. barrowiana | Patrick & Freese | image |
| Navicula crucicula var. capitata | Skvortzov | image |
| Navicula crucicula var. capitata Østrup | | image |
| Navicula crucicula var. cruciculoides | (Brockmann) Lange-Bertalot | image |
| Navicula crucicula var. lanceolata | Frenguelli | image |
| Navicula crucicula var. minor | Cleve-Euler | image |
| Navicula crucicula var. minuta | (Grunow) Cleve | image |
| Navicula crucicula var. obtusata | Grunow | image |
| Navicula crucicula var. orientalis | Skvortzov | image |
| Navicula crucicula var. protracta 'Grunow' | | image |
| Navicula crucicula var. protracta | Grunow | image |
| Navicula cruciculoides | Brockmann | Abh. Senckenberg. Naturf. Ges. | 478: 15, pl. 4: figs. 7-10 | 1950 |
| Navicula crucifera | Grunow | image |
| Navicula crucifera | O'Meara | image |
| Navicula crucifera var. capitata Østrup | | image |
| Navicula crucifix | Tempère & Brun | image |
| Navicula cruciformis | Donkin | image |
| Navicula cruciformis var. brevior | Cleve | image |
| Navicula cruciformis var. seyschellensis | Grunow | image |
| Navicula cruciformis var. upolensis | Grunow | image |
| Navicula crucigera | (W. Smith) Cleve | image |
| Navicula crucigera | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 144 | 1841 |
| Navicula crucigera var. subhyalina | Cleve-Euler | image |
| Navicula crucigera var. typica | Cleve-Euler | image |
| Navicula crucigeriformis | Hustedt | image |
| Navicula crucigeroides | Hustedt | image |
| Navicula crux | Ehrenberg | image |
| Navicula cruxmeridionalis | D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 126, pl. 46: figs. 30-45; pl. 236: fig. 1 | 2005 |
| Navicula cryophila | Manguin | image |
| Navicula cryophila var. stauroptera | Manguin | image |
| Navicula cryptocefalsa | Lange-Bertalot | Biblioth. Diatomol. | 27: 101, pl. 60: figs. 1, 2; pl. 61: figs. 13, 14 | 1993 |
| Navicula cryptocephala f. minuta | J.B. Petersen | image |
| Navicula cryptocephala f. nanissima | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 68, pl. III: fig. 83 | 1952 |
| Navicula cryptocephala f. nanissima | Manguin | image |
| Navicula cryptocephala f. terrestris | J.W.G. Lund | New Phytol. | 45: 86, text-figs. 9H-9W | 1946 |
| Navicula cryptocephala | Kützing | image |
| Navicula cryptocephala var. angusta | J.B. Petersen | image |
| Navicula cryptocephala var. angustata | (W. Smith) Brun | image |
| Navicula cryptocephala var. australis | Skuja | image |
| Navicula cryptocephala var. baicalensis | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 186, pl. 51 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula cryptocephala var. hankensis | Skvortzov | image |
| Navicula cryptocephala var. intermedia | Grunow in Van Heurck | Syn. Diat. Belgique: | pl. VIII: fig. 10 | 1880 |
| Navicula cryptocephala var. lanceolata | Grunow | image |
| Navicula cryptocephala var. lata | V.S. Poretzky & Anissimova | Issl. Ozer SSSR | 2: 54, pl. X: fig. 29 | 1933 |
| Navicula cryptocephala var. latior | Juhlin-Dannfelt | image |
| Navicula cryptocephala var. major | Suringar | image |
| Navicula cryptocephala var. minor | Grunow | image |
| Navicula cryptocephala var. perminuta | (Grunow) Cleve | image |
| Navicula cryptocephala var. pumila | (Grunow) Cleve | image |
| Navicula cryptocephala var. rhynchocephala | Grunow | image |
| Navicula cryptocephala var. subsalina | Hustedt | image |
| Navicula cryptocephala var. veneta | (Kützing) Rabenhorst | image |
| Navicula cryptocephaloides f. angusta | Cholnoky | image |
| Navicula cryptocephaloides | Hustedt | image |
| Navicula cryptocephaloides var. capitata | Krasske | image |
| Navicula cryptofallax | Lange-Bertalot & G. Hofmann in Lange-Bertalot | Biblioth. Diatomol. | 27: 103, pl. 47: fig. 11; pl. 48: figs. 1-4 | 1993 |
| Navicula cryptofallax | Lange-Bertalot & G. Hofmann in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 68: figs. 5-9 | 1991 |
| Navicula cryptofallax var. tibetica | D.A. Chudaev in Chudaev & Georgiev | Phytotaxa | 243: 182, figs. 16-32 | 2016 |
| Navicula cryptogaster | R.L. Lowe | Proc. Iowa Acad. Sci. | 79: 67, pl. 2: fig. 10 | 1972 |
| Navicula cryptolyra | C. Brockmann | Abh. Senckenberg. Naturf. Ges. | 478: 19, pl. 3: figs. 22, 23 | 1950 |
| Navicula cryptorrhynchus | Cholnoky | image |
| Navicula cryptostriata | Salah | image |
| Navicula cryptotenella | Lange-Bertalot | image |
| Navicula cryptotenelloides | Lange-Bertalot | Biblioth. Diatomol. | 27: 105, pl. 50: figs. 9-12; pl. 51: figs. 1, 2 | 1993 |
| Navicula crystallina | Hustedt | image |
| Navicula csaszkae_('Csaszkaae') | Pantocsek | Foss. Bacill. Szliács: | 8, pl. I: fig. 19 | 1903 |
| Navicula csaszkae_('csaszkaae') | Pantocsek | image |
| Navicula cubitus | Tempère & Brun | image |
| Navicula cucullus | Pantocsek | Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei | 23, pl. I: fig. 3 | 1909 |
| Navicula cummerowii | L. Kalbe | Kieselalgen in Binnengewässern. Diatomeen: | 116, pl. 19: figs. 268, 269 | 1973 |
| Navicula cumvibia | Hohn & Hellerman | Trans. Amer. Microscop. Soc. | 85: 126, pl. II: fig. 3 | 1966 |
| Navicula cumvibia | M.H. Hohn & Hellerman | image |
| Navicula cunctans | Schoeman | image |
| Navicula cuneata | O'Meara | image |
| Navicula cuneatostriolata | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 185, pl. 51: figs. 1-5 | 2012 |
| Navicula cuneicephala | Mann | image |
| Navicula cunoniae | Cholnoky | Bot. Mar. | 5: 56, figs. 46, 47 | 1963 |
| Navicula curiosa | Cholnoky | image |
| Navicula curiosa | Cholnoky | Arch. Hydrobiol. | 61: 71 | 1965 |
| Navicula curiosa | Hustedt | image |
| Navicula curta | (A. Cleve) M. Peragallo | image |
| Navicula curta | Hustedt | image |
| Navicula curta | Hustedt | Arch. Hydrobiol. Suppl. | 15: 272, pl. XX: figs. 1-3 | 1937 |
| Navicula curta var. elongata | M. Peragallo | image |
| Navicula curte-striata Østrup | | image |
| Navicula curtestria | Pantocsek | image |
| Navicula curtestriata | Pantocsek | image |
| Navicula curtestriata_(`curte-striata') | Østrup in Rosenvinge & Warming (eds.), | Bot. Iceland | 2: 25, pl. III: fig. 32 | 1918 |
| Navicula curtisterna | H. Lange-Bertalot | Diatoms of Europe | 2: 29, 225, pl. 18: figs. 1-8 | 2001 |
| Navicula curtisternoides | D.A. Chudaev & I Jüttner in Chudaev et al. | Novitates Systematicae Plantarum non Vascularium | 56: 57, figs. 1A-J, 6A,B | 2022 |
| Navicula curvilineata | Mann | image |
| Navicula curvinervia | Grunow | image |
| Navicula curvipunctata | Leuduger-Fortmorel | image |
| Navicula curvula | Ehrenberg | image |
| Navicula cuspidata | (Kützing) Kützing | Kieselschal. Bacill.: | 94 | 1844 |
| Navicula cuspidata | (Kützing) Kützing | image |
| Navicula cuspidata f. angusta | Dippel | image |
| Navicula cuspidata f. angusta | Dippel | image |
| Navicula cuspidata f. asymmetrica | Dippel | image |
| Navicula cuspidata f. brevirostrata | Gandhi | image |
| Navicula cuspidata f. capitata | Dippel | image |
| Navicula cuspidata f. crassa | Venkataraman | image |
| Navicula cuspidata f. craticula | (Ehrenberg) Dippel | image |
| Navicula cuspidata f. craticula | Frenguelli | image |
| Navicula cuspidata f. craticula | Frenguelli | image |
| Navicula cuspidata f. craticula | M. Peragallo & Heribaud | image |
| Navicula cuspidata f. creticularis | Skvortzov | image |
| Navicula cuspidata f. danaica | (Grunow) Cleve-Euler | image |
| Navicula cuspidata f. diminuta | Cleve-Euler | image |
| Navicula cuspidata f. elongata | Skvortzov & Meyer | image |
| Navicula cuspidata f. heribaudii_('heribaudi') | (M. Peragallo) Cleve-Euler | image |
| Navicula cuspidata f. indica | Krishnamurthy | image |
| Navicula cuspidata f. longicollis | Suringar | image |
| Navicula cuspidata f. minor | Mayer | image |
| Navicula cuspidata f. obtusa | Dippel | image |
| Navicula cuspidata f. primigena | Dippel | image |
| Navicula cuspidata f. primigena | Dippel | image |
| Navicula cuspidata f. robusta | Gonzalves & Gandhi | image |
| Navicula cuspidata f. rostrata | Germain | image |
| Navicula cuspidata f. subcapitata | O. Müller | image |
| Navicula cuspidata f. subrostrata | Dippel | image |
| Navicula cuspidata f. subrostrata | Dippel | image |
| Navicula cuspidata f. subrostrata | O. Müller | image |
| Navicula cuspidata f. tenuirostris | Cleve-Euler | image |
| Navicula cuspidata var. alaskaensis | Foged | image |
| Navicula cuspidata var. alpestris | Brun | image |
| Navicula cuspidata var. ambigua | (Ehrenberg) Cleve | image |
| Navicula cuspidata var. ambigua | (Ehrenberg) Kirchner | image |
| Navicula cuspidata var. amphisphenia | (Ehrenberg) Rabenhorst | image |
| Navicula cuspidata var. conspicua | Venkataraman | image |
| Navicula cuspidata var. danaica | Grunow | image |
| Navicula cuspidata var. elkabensis | Muschler | image |
| Navicula cuspidata var. genuina | Grunow | image |
| Navicula cuspidata var. gracilis | M. Peragallo in Tempère & Peragallo | Diat. Monde Entier, ed. 2: | 300, no. 605 | 1911 |
| Navicula cuspidata var. halophila | Grunow in Van Heurck | Syn. Diat. Belg.: | 100 | 1885 |
| Navicula cuspidata var. hankae | Skvortzov | image |
| Navicula cuspidata var. heribaudii_('Heribaudi') | M. Peragallo | image |
| Navicula cuspidata var. lanceolata | Grunow | image |
| Navicula cuspidata var. major | Frenguelli | image |
| Navicula cuspidata var. major | Meister | Kieselalg. Schweiz: | 134, 235, pl. XX: fig. 10 | 1912 |
| Navicula cuspidata var. major | Venkataraman | image |
| Navicula cuspidata var. maxima | Mereschkowsky | image |
| Navicula cuspidata var. mayeri | Cleve-Euler | image |
| Navicula cuspidata var. media | Meister | Kieselalg. Schweiz.: | 135, pl. XX: fig. 12 | 1912 |
| Navicula cuspidata var. minima | Comère | image |
| Navicula cuspidata var. minor | Mayer | image |
| Navicula cuspidata var. obtusa | Grunow | image |
| Navicula cuspidata var. obtusa | Patrick | image |
| Navicula cuspidata var. obtusa | R.M. Patrick in Patrick & Reimer | Monogr. Acad. Nat. Sci. Philadelphia | 13: 465, pl. 44: fig. 2 | 1966 |
| Navicula cuspidata var. subrostrata | (Dippel) Mayer | image |
| Navicula cuspidata var. tibetica | Jao | image |
| Navicula cuspis | O'Meara | image |
| Navicula cuvella | J.R. Carter & Denny | image |
| Navicula cyclophora | Castracane | image |
| Navicula cyclops | A. Mann | image |
| Navicula cylindrata | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 186, pl. 42: figs. 8-11 | 2012 |
| Navicula cymatopleura | W. West & G.S. West | Brit. Antarct. Exped. 1907-1909 | 1: 285, pl. XXVI: figs. 133, 134 | 1911 |
| Navicula cymatopleura | West & West | image |
| Navicula cymbelliformis | Cholnoky | image |
| Navicula cymbelloides | Jouse | image |
| Navicula cymbula | Donkin | image |
| Navicula cynthia | A.W.F. Schmidt | image |
| Navicula cyprinus | (Ehrenberg) Kützing | image |
| Navicula cyprinus var. linearis | (Hustedt) Hendey | image |
| Navicula cyprinus var. rostrata | (Hustedt) Hendey | image |
| Navicula czekehazensis_('czekeházensis') | Pantocsek | image |
| Navicula dactylus | (Ehrenberg) Kützing | image |
| Navicula dactylus var. argentina | Frenguelli | image |
| Navicula dactylus var. lata | Frenguelli | image |
| Navicula dactylus var. minor Østrup | | image |
| Navicula dahomensis | Hustedt | image |
| Navicula dahurica | Skabichevskií | image |
| Navicula dahurica | Skvortzov | Philippine J. Sci. | 62: 337, pl. 7: fig. 35; pl. 8: fig. 7 | 1937 |
| Navicula dahurica var. elliptica | Skabichevskií | image |
| Navicula dailyi | Reimer | image |
| Navicula dalmatica | Grunow | image |
| Navicula damasii | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl. | 7{3}: 203, fig. 1322 | 1962 |
| Navicula damongensis | Foged | image |
| Navicula daochengensis | W. Zhang, D. Chudaev & T. Wang in Wang et al. | Phytotaxa | 439: 152, figs. 1-18 | 2020 |
| Navicula dapaliformis | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 559(= key), 605, fig. 1608 | 1966 |
| Navicula dapalis | Frenguelli | Revista Mus. La Plata, Secc. Bot. | 3: 248, pl. II: fig. 14 | 1941 |
| Navicula dapaloides | Frenguelli | Rev. Mus. La Plata (N.S.) | 8: 78, pl. 1: figs. 20-21 | 1953 |
| Navicula dariana | A.W.F. Schmidt | Atlas: | pl. 2: figs. 24, 25 | 1876 |
| Navicula dariana f. minor | Lauby | image |
| Navicula dariana var. miocenica | Heribaud & Peragallo | image |
| Navicula dartevellei | Kufferath | image |
| Navicula darwiniana | A.W.R. Seddon & A. Witkowski in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 865, fig. 2a-h,q,r,w | 2011 |
| Navicula davidovichii | D. Chudaev, A. Glushchenko, M. Kulikovskiy & J.P. Kociolek in Kulikovskiy et al. | Phytotaxa | 452: 86, figs. 1-24 | 2020 |
| Navicula davidsoniana | O'Meara | image |
| Navicula de-toniana | Gutwinski | image |
| Navicula de-toniana | Gutwinski | image |
| Navicula de-wittiana_('De | Wittiana') C.H. Kain & E.A. Schultze | image |
| Navicula dealpina | Lange-Bertalot | Biblioth. Diatomol. | 27: 106, pl. 44: figs. 16-19 | 1993 |
| Navicula dealpina | Lange-Bertalot in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 59: figs. 1-3 | 1991 |
| Navicula debegenica | Cholnoky. | image |
| Navicula debilis | Pantocsek | image |
| Navicula debilis | Pantocsek | image |
| Navicula debilissima | Grunow | image |
| Navicula debilitata | M. Peragallo | image |
| Navicula deblockii | Heribaud | image |
| Navicula debyi | Pantocsek | image |
| Navicula decens | Pantocsek | image |
| Navicula dechambrei | Bourrelly & Manguin | image |
| Navicula decipiens | Castracane | image |
| Navicula decipiens | Cleve-Euler | image |
| Navicula decipiens | Meister | image |
| Navicula decipiens | O'Meara | image |
| Navicula decipiens | P. Cleve | image |
| Navicula decissa | J.R. Carter | image |
| Navicula declinata | Hustedt | image |
| Navicula declivis | Hustedt | Abh. u. Vortr. Bremer Wiss. Ges. | 8/9: 394, fig. 12 | 1934 |
| Navicula decora | (Greville) Østrup | image |
| Navicula decora | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula decora | Grove & Sturt | image |
| Navicula decrescens | Cleve-Euler | image |
| Navicula decrescens | Heribaud | image |
| Navicula decumana | Pantocsek | image |
| Navicula decurrens | (Ehrenberg) Kützing | image |
| Navicula decurrens f. tenuior | Rabenhorst | image |
| Navicula decurrens var. curtecostata | Heribaud | image |
| Navicula decurrens var. subsolaris | Grunow | image |
| Navicula decussata | (Ehrenberg) Kützing | image |
| Navicula decussata | Ehrenberg | image |
| Navicula decussepunctata | R. Simonsen | Kieler Meeresf. | 16: 128, pl. 1: fig. 10 | 1960 |
| Navicula decussepunctata | Simonsen | image |
| Navicula decussis | Østrup | Danske Diat.: | 77, pl. II: fig. 50 | 1910 |
| Navicula decussis var. subdecussis | (Hustedt) Lange-Bertalot | image |
| Navicula decussis Østrup | | image |
| Navicula definita | Grove & Sturt | image |
| Navicula definita var. intermedia | Cleve | image |
| Navicula defluens | Hustedt | image |
| Navicula degenii | Pantocsek | image |
| Navicula dehissa | Giffen | image |
| Navicula delastriata | M.H. Hohn & Hellerman | image |
| Navicula delata | A. Schmidt | image |
| Navicula delawarensis | Grunow ex Cleve | Diatomiste | 2: 13, pl. I: figs. 7, 8 | 1893 |
| Navicula delawarensis var. clevei | Heiden | image |
| Navicula delecta | A. Mann | U.S. Natl. Mus. Bull. | 100, vol. 6: 100, pl. 24: figs. 5-7 | 1925 |
| Navicula delecta | Meister | image |
| Navicula delginensis | O'Meara | image |
| Navicula delicata | Frenguelli | Bol. Acad. Nac. Cienc. [Córdoba] | 29: 37, pl. II: figs. 1, 2 | 1926 |
| Navicula delicatilineolata | H. Kobayasi & S. Mayama in S. Mayama | Diatom | 19: 19, figs. 11-20 | 2003 |
| Navicula delicatilineolata | S. Mayama & H. Kobayasi in A. Tuji | Bull. Natl. Sci. Mus [Tokyo], Ser. B (Bot.), | 29: 68, pl. 7: figs. 1-5 | 2003 |
| Navicula delicatula | Cleve | image |
| Navicula delicatula | Skvortzov | image |
| Navicula delicatula | Skvortzov | image |
| Navicula delognei f. elliptica | Lobban | image |
| Navicula delognei | Van Heurck | image |
| Navicula delpiroui | M. Peragallo | image |
| Navicula delta | Cleve | image |
| Navicula deltaica | D.E. Kellogg, M. Stuiver, T.B. Kellogg, & G.H. Denton | Palaeogeography, Palaeoclimatology & Palaeoecology | 30: 181, pl. I: 13; pl. II: 4 | 1980 |
| Navicula deltoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 577(= key), 689, fig. 1687 | 1966 |
| Navicula demerara | Grunow | image |
| Navicula demerara | Grunow in Cleve | Diatomiste | 2: 14, pl. I: fig. 9 | 1893 |
| Navicula demerarae | Cleve | image |
| Navicula demerarae | Ehrenberg | image |
| Navicula demeraroides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl. | 7(3): 676, fig. 1677 | 1966 |
| Navicula demissa | Hustedt | image |
| Navicula demta | A.W.F. Schmidt | image |
| Navicula denizotii | Manguin | image |
| Navicula densa | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 248, pl. VIII: fig. 28 | 1944 |
| Navicula densa var. fossilis | Manguin | image |
| Navicula denselineolata_(`densilineolata') | (Lange-Bertalot) Lange-Bertalot in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: expl. pl. 62: figs. 11-14 | 1991 |
| Navicula densepunctata | Hustedt | image |
| Navicula densestriata | Hustedt | image |
| Navicula densestriata var. acuta | Skvortzov | image |
| Navicula densistriata var. acuta | Skvortzov & Noda | image |
| Navicula densuensis | Foged | image |
| Navicula denticulata | O'Meara | image |
| Navicula denudata | Pantocsek | image |
| Navicula depauxii | M. Peragallo | image |
| Navicula depressa | Cleve | Acta Soc. Fauna et Flora Fenn. | 8{2}: 35, pl. II: fig. 4 | 1891 |
| Navicula derasa | Grunow | image |
| Navicula derasa var. erosa | (Cleve) Gran | image |
| Navicula derasa var. gracilenta | Grunow | image |
| Navicula derasa var. transitans | R. Ross | image |
| Navicula dermochelycola | C. Riaux-Gobin, A. Witkowski, J.P. Kociolek, & D. Chevallier | Oceanological and Hydrobiological Studies | 49: 134, figs. 1-4 | 2020 |
| Navicula descripta | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 43: 170, fig. 25 | 1943 |
| Navicula descripta var. arctica | Patrick & Freese | image |
| Navicula deserti | Forti | image |
| Navicula destituta | Hustedt | image |
| Navicula destricta | Hustedt | Ber. Deutsch. Bot. Ges. | 60: 64, fig. 22 | 1942 |
| Navicula detenta | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 43: 164, fig. 31 | 1943 |
| Navicula detersa | (Grunow) Gran | image |
| Navicula detersa | Grunow | image |
| Navicula diabolica | Geissler & Gerloff | image |
| Navicula diaculus | Schumann | image |
| Navicula diagonalis | Bailey | image |
| Navicula diahotana | R. Maillard | Cah. O.R.S.T.O.M., Sér. Hydrobiol. | 12: 154, pl. I: fig. 6 | 1979 |
| Navicula diaphana | Ehrenberg | image |
| Navicula diaphanea | Manguin | image |
| Navicula dibola | Hohn | image |
| Navicula dibrinatemniskovae | R. Zidarova & B. Van de Vijver in B. Van de Vijver et al. | Phycologia | 50: 289, figs. 16-29 | 2011 |
| Navicula dicephala | Ehrenberg | image |
| Navicula dicephala f. australis | É. Manguin in P. Bourrelly & É. Manguin | Mém. Inst. Sci. Madagascar, Sér. B, Biol. Vég. | 5: 27, pl. III: fig. 33 | 1955 |
| Navicula dicephala f. australis | Manguin | image |
| Navicula dicephala f. capitata | Manguin | image |
| Navicula dicephala f. cuneata | M. Møller ex Foged | image |
| Navicula dicephala f. cuneata | Max Møller ex Foged | Biblioth. Phycol. | 34: 78, pl. XXIX: fig. 6. | 1977 |
| Navicula dicephala f. intermedia | Lauby | image |
| Navicula dicephala f. pygmaea | Mayer | image |
| Navicula dicephala var. chilensis | Hustedt | image |
| Navicula dicephala var. constricta | Cleve-Euler | image |
| Navicula dicephala var. constricta | Frenguelli | image |
| Navicula dicephala var. constricta | Frenguelli | Revista del Museo de La Plata, n.s. Paleont. | 3: 178, pl. VIII['I']: fig. 4 | 1945 |
| Navicula dicephala var. elginensis | (Gregory) Cleve | image |
| Navicula dicephala var. elliptica | Voigt | Musée Heude. Notes de Botanique Chinoise | 3: 53, pl. III: fig. 4 | 1942 |
| Navicula dicephala var. genuina | Mayer | image |
| Navicula dicephala var. genuina | Mayer | image |
| Navicula dicephala var. lata | M. Peragallo in Tempère & H. Peragallo | Diat. Monde Entier, ed. 2: | 56 | 1908 |
| Navicula dicephala var. neglecta | (Krasske) Hustedt | image |
| Navicula dicephala var. neglecta | Hustedt in Pascher | Süssw.-Fl. | 10: 303 | 1930 |
| Navicula dicephala var. rostrata | Ant. Mayer | Denkschr. K. Bayer. Bot. Ges. | 13: 114, pl. I: fig. 42 | 1917 |
| Navicula dicephala var. sannicoensis | J.M. Guerrero & A.A. Vouilloud in Vouilloud & Guerrero | Notulae algarum | 220: 1 | 2021 |
| Navicula dicephala var. subcapitata | Grunow | image |
| Navicula dicephala var. undulata | Østrup | Bot. Iceland | 2: 25, pl. III: fig. 33 | 1918 |
| Navicula dicephala var. undulata Østrup | | image |
| Navicula dicephaloides | P. Fusey | image |
| Navicula dicurvata | O'Meara | image |
| Navicula didyma | (Ehrenberg) Kützing | image |
| Navicula didyma var. andesitica | Pantocsek | image |
| Navicula didyma var. elesdiana_('elesdiana') | Pantocsek | image |
| Navicula didyma var. major | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XVII: figs. 1, 2 (desc. on p. 118, 1899) | 1897 |
| Navicula didymus | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1839: 155 | 1840 |
| Navicula differta | Pantocsek | image |
| Navicula difficilis | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XII: figs. 16, 17 | 1880 |
| Navicula difficillima | Hustedt | Arch. Hydrobiol. | 43: 436, pl. XXXVIII: figs. 86-88 | 1950 |
| Navicula difficillima | Hustedt | image |
| Navicula difficillimoides | Hustedt | image |
| Navicula diffluens | A. Schmidt | Atlas Diat.: | pl. 2: fig. 15 | 1874 |
| Navicula diffluens | A.W.F. Schmidt | image |
| Navicula difformis | Eichwald | image |
| Navicula diffusa | A.W.F. Schmidt | image |
| Navicula diffusa var. balearica | Cleve | image |
| Navicula diffusa var. minor | Cleve | image |
| Navicula dificilis | Pantocsek | image |
| Navicula digito-radiata | (Gregory) Ralfs | image |
| Navicula digito-radiata f. ceylonica | Skvortzov | image |
| Navicula digito-radiata f. minor | Cleve-Euler | image |
| Navicula digito-radiata var. aegyptiaca | Aleem | image |
| Navicula digito-radiata var. angustior | Grunow | image |
| Navicula digito-radiata var. arctica | Patrick & Freese | image |
| Navicula digito-radiata var. elliptica | (Østrup) A. Cleve | image |
| Navicula digito-radiata var. elliptica | Hustedt | image |
| Navicula digito-radiata var. obesa | Heribaud | image |
| Navicula digito-radiata var. seychellensis | Cleve | image |
| Navicula digito-radiata var. striolata | Grunow | image |
| Navicula digitoconvergens | H. Lange-Bertalot apud H. Lange-Bertalot & S.I. Genkal in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 6: 64 [ed. 2: 65], pl. 15: figs. 1-9; pl. 16: figs. 4, 5 | 1999 |
| Navicula digitoradiata f. linearis | Hustedt | image |
| Navicula digitoradiata f. minor | Foged | image |
| Navicula digitoradiata f. obtusata | (N.I. Karaeva) N.I. Karaeva | Diat. Kasp. Morya: | 158 | 1972 |
| Navicula digitoradiata var. cubaensis | Foged | image |
| Navicula digitoradiata var. elliptica | Hustedt ex Simonsen | Atlas & Cat. Diatom Types Hustedt: | 23, pl. 6: fig. 4 | 1987 |
| Navicula digitoradiata var. minor | Krasske | image |
| Navicula digitoradiata var. rostrata | Hustedt | Abh. Naturw. Ver. Bremen | 31: 627, figs. 96, 97 | 1939 |
| Navicula digitoradiata var. rotindus | C.S. Singh | image |
| Navicula digitoradiata var. striolata | Grunow | K. Svenska Vet.-Akad. Handl., ser. 4, | 17{2}: 32, pl. II: fig. 30 | 1880 |
| Navicula digitulus | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 43: 162, figs. 26-30 | 1943 |
| Navicula digitus | (Ehrenberg) Ralfs | image |
| Navicula digna | Hustedt | Abh. Naturw. Ver. Bremen | 34: 270, text-fig. 14, 15 | 1957 |
| Navicula digna | Hustedt | image |
| Navicula digrediens | A.W.F. Schmidt | image |
| Navicula dilatata | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula dilatata | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 418 | 1843 |
| Navicula dilucida | Hustedt | image |
| Navicula diluviana | Krasske | Zeit. Geschiebeforsch. | 9: 90, figs. 2.2, 3, 4 | 1933 |
| Navicula dimidiata | Dujardin | image |
| Navicula dimidiata | Mayer | image |
| Navicula diomphala | (Ehrenberg) Ralfs | image |
| Navicula diploneoides | Hustedt | A. Schmidt's Atlas Diat.: | pl. 403: figs. 5, 6 | 1936 |
| Navicula diplosticta | Grunow in A. Schmidt, | Atlas: | pl. 13: figs. 25, 26, 28-30 | 1875 |
| Navicula directa | (Smith) Ralfs | image |
| Navicula directa | (W. Smith) Brebisson | image |
| Navicula directa var. angusta | Grunow | image |
| Navicula directa var. constricta | Heiden | image |
| Navicula directa var. cuneata Østrup | | image |
| Navicula directa var. decussatim-striata | Grunow | image |
| Navicula directa var. derasa Østrup | | image |
| Navicula directa var. genuina | Cleve | image |
| Navicula directa var. heterostriata | Mereschkowsky | image |
| Navicula directa var. heterostriata | Mereschkowsky | image |
| Navicula directa var. incus | (A. Schmidt) Cleve | image |
| Navicula directa var. javanica | Cleve | image |
| Navicula directa var. lata Østrup | | image |
| Navicula directa var. oceanica | Karsten | image |
| Navicula directa var. planctonica | Frenguelli | image |
| Navicula directa var. remota | (Grunow) Cleve | image |
| Navicula directa var. remota | Grunow | image |
| Navicula directa var. rostrata | Heiden | image |
| Navicula directa var. subtilis | (Gregory) Cleve | image |
| Navicula dirhynchus | Ehrenberg | image |
| Navicula dirrhombus | A. Schmidt | Atlas: | pl. 11: figs. 21, 22 | 1875 |
| Navicula dirrhombus | A.W.F. Schmidt | image |
| Navicula discernenda | Pantocsek | image |
| Navicula disclusa | Hustedt | image |
| Navicula discrepans | A.W.F. Schmidt | image |
| Navicula discreta | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 363(= key), 496, fig. 1546 | 1964 |
| Navicula disculus | Schumann | image |
| Navicula diserta | Hustedt | image |
| Navicula disertoides | Cholnoky | image |
| Navicula disjuncta f. anglica | Hustedt | image |
| Navicula disjuncta | Hustedt in Pascher | Süssw.-Fl. Deutschl. | 10, 2.Aufl.: 274, fig. 451 | 1930 |
| Navicula disjunctoides | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 180 | 1996 |
| Navicula disjunctoides | E. Manguin | Rev. Alg. n.s. | 5: 274, pl. II(27): fig. 3 | 1961 |
| Navicula disjunctoides | Manguin | image |
| Navicula dismutica | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 562(= key), 595, fig. 1600 | 1966 |
| Navicula dispar | Schumann | image |
| Navicula disparata | Hustedt | image |
| Navicula disparilis | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl. | 7(3): 674, fig. 1674 | 1966 |
| Navicula dispensata f. constricta | (Manguin) Manguin | image |
| Navicula dispensata f. rostrata | (Manguin) Manguin | image |
| Navicula dispensata | Hustedt & Manguin | image |
| Navicula dispersa f. constricta | Manguin | image |
| Navicula dispersa f. rostrata | Manguin | image |
| Navicula dispersa | Grove & Sturt | image |
| Navicula dispersa | J.R. Carter | image |
| Navicula dispersa | Manguin | image |
| Navicula dispersepunctata | A.P. Skabichevskij | Bot. Zhurn. SSSR | 21: 712 (R), 720, pl. II: fig. 16 | 1936 |
| Navicula dispersepunctata | Hustedt | image |
| Navicula dispersepunctata | Skabichevskií | image |
| Navicula dispersepunctulata | Hustedt | image |
| Navicula disphenia | (Ehrenberg) Kützing | image |
| Navicula disposita f. minor | Foged | image |
| Navicula disposita | Hustedt | image |
| Navicula disputans | Patrick | image |
| Navicula dissimilis | (Rabenhorst) Ralfs | image |
| Navicula dissimilis | W. Smith | image |
| Navicula dissipata | Hustedt | A. Schmidt's Atlas Diatom.-Kunde: | pl. 403: figs. 7, 8 | 1936 |
| Navicula dissociata | E. Reichardt | Biblioth. Diatomol. | 6: 44, pl. 11: figs. 20, 21; pl. 12: figs. 17, 18 | 1984 |
| Navicula dissuta | Giffen | image |
| Navicula distans | (Smith) Ralfs | image |
| Navicula distans | (W. Smith) Brebisson. | image |
| Navicula distans var. borealis | Grunow | image |
| Navicula distantepunctata | Simonsen | "Meteor" Forschungsergebn. Reihe D, | 19: 41, pl. 26: fig. 4 | 1974 |
| Navicula distauridium | Ehrenberg | image |
| Navicula distenta | A.W.F. Schmidt | image |
| Navicula distenta | Schumann | image |
| Navicula disticha | A.W.F. Schmidt | image |
| Navicula disticha | A.W.F. Schmidt | image |
| Navicula distincta | G.S. West | image |
| Navicula distinctastriata | M.H. Hohn & Hellerman | image |
| Navicula distinguenda | (Cleve) Pantocsek | image |
| Navicula distoma f. angustior | Grunow | image |
| Navicula distoma f. latior | Grunow | image |
| Navicula distoma | Grunow | image |
| Navicula dithmarsica | D. König in Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 352(=key), 550, fig. 1588 | 1964 |
| Navicula dithmarsica | D. König | image |
| Navicula diuturna | Cholnoky | image |
| Navicula diuturnoides | Archibald | image |
| Navicula divaricata | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 68, pl. III: fig. 80 | 1952 |
| Navicula divaricata | Hustedt | image |
| Navicula divaricata | Manguin | image |
| Navicula divergens | (W. Smith) Grunow | image |
| Navicula divergens | A.W.F. Schmidt | image |
| Navicula divergens f. major | Frenguelli | image |
| Navicula divergens f. minor | A.W.F. Schmidt | image |
| Navicula divergens f. minor | Frenguelli | image |
| Navicula divergens var. bacillaris | M. Peragallo in Tempère & Peragallo | Diat. Monde Entier, ed. 2: | 58 | 1908 |
| Navicula divergens var. constricta | M. Peragallo in Tempère & Peragallo | Diat. Monde Entier, ed. 2: | 58 | 1908 |
| Navicula divergens var. elliptica | Grunow | image |
| Navicula divergens var. elliptica | Grunow | Denkschr. K. Akad. Wiss. [Wien], Math. -Nat. Cl., | 48(Abt. 2): 98, pl. I(A): fig. 19 | 1884 |
| Navicula divergens var. elliptica | O'Meara | image |
| Navicula divergens var. laticeps | Frenguelli | image |
| Navicula divergens var. longa | O'Meara | image |
| Navicula divergens var. parallela | (Brun) Frenguelli | image |
| Navicula divergens var. prolongata | J. Brun & M. Peragallo | image |
| Navicula divergens var. undulata | M. Peragallo & Héribaud in Héribaud | Diat. Auvergne: | 89, pl. IV: fig. 2 | 1893 |
| Navicula divergens var. undulata | M. Peragallo & Heribaud | image |
| Navicula divergens var. undulato-cuneata | Heribaud | image |
| Navicula divergentissima | Grunow | image |
| Navicula diversa | Greville | image |
| Navicula diversa | Pantocsek | image |
| Navicula diversestriata | Jasnitsky | Bot. Zhurn. SSSR | 21: 694(R), 702, pl. I: fig. 24 | 1936 |
| Navicula diversipunctata | Hustedt | image |
| Navicula diversistriata | Hustedt | image |
| Navicula diverta | J.R. Carter | image |
| Navicula doczii_('dóczii') | Pantocsek | image |
| Navicula dodowaensis | Foged | image |
| Navicula doehleri | H. Lange-Bertalot | Diatoms of Europe | 2: 33, 226, pl. 16: figs. 35-39 | 2001 |
| Navicula doello-juradoi | Frenguelli | image |
| Navicula doeringii | Frenguelli | image |
| Navicula doeringii var. cryptocephala | Frenguelli | image |
| Navicula doeringii var. undulata | Frenguelli | image |
| Navicula doljensis | Pantocsek | image |
| Navicula dolomitica var. fossilis | I. Kaczmarska | Acta Palaeobotanica | 25: p. 74, pl. IX: figs. 18-21 | 1985 |
| Navicula dolomitica | W. Bock | Beih. Nova Hedwigia | 31: 420, pl. 1: figs. 8-10; pl. 3: figs. 56, 57 | 1970 |
| Navicula dolosa | Giffen | image |
| Navicula dolosa | Manguin | image |
| Navicula domiciliensis | E. Reichardt | Berichte der Bayerischen Botanischen Gesellschaft | 82: 26, figs. 35-46 | 2012 |
| Navicula donkinia | O'Meara | image |
| Navicula donkinii | A. Schmidt | image |
| Navicula donkinii | Carruthers | image |
| Navicula dorenbergi | Reichelt | image |
| Navicula dorenbergii_('dorenbergi') | Reichelt in Heiden | A. Schmidt's Atlas: | pl. 243: fig. 15 | 1903 |
| Navicula dorogostaiskyi | Østrup | Hedwigia | 48: 82, pl. I: fig. 8 | 1908 |
| Navicula dorogostaiskyi Østrup | | image |
| Navicula dosseti-azpeitia | Moros | image |
| Navicula drouetiana | Patrick | image |
| Navicula drouetiana | R. Patrick | Bol. Mus. Nac. [Rio de Janeiro], Bot. | 2: 4, fig. 4 | 1944 |
| Navicula dubia | Ehrenberg | image |
| Navicula dubia | Heiden | image |
| Navicula dubia var. acuta | Heiden | image |
| Navicula dubia var. signata | Pantocsek | image |
| Navicula dubitanda | Hustedt & Kolbe in Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 19, fig. 1183 | 1961 |
| Navicula dubitata | Héribaud | Diat. Foss. Auvergne | 2: 6, pl. IX: fig. 28 | 1903 |
| Navicula dubitata | Heribaud | image |
| Navicula dubravicensis | Grunow | image |
| Navicula dubravicensis var. gallica | Heribaud | image |
| Navicula duerrenbergiana | Hustedt | A. Schmidt's Atlas Diatom.-Kunde: | pl. 393: figs. 8, 9 | 1934 |
| Navicula dugaensis | Foged | image |
| Navicula dulcioides | Foged | image |
| Navicula dulcis | Foged | image |
| Navicula dulcis | Krasske | image |
| Navicula dulcis | Patrick | image |
| Navicula dulcis | R. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 111: 102, pl. 7: fig. 7 | 1959 |
| Navicula dumontiae | Baardseth & Taasen | image |
| Navicula dunstonii | Salah | image |
| Navicula duomedia | Patrick | image |
| Navicula duomedia | R. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 111: 92, pl. 7: fig. 13 | 1959 |
| Navicula duplex | Nygaard | image |
| Navicula duplex | Pantocsek | image |
| Navicula duplicata | Ehrenberg | image |
| Navicula duplocapitata | Hustedt | image |
| Navicula durrandii f. rhomboidea | (Castracane) Hustedt | image |
| Navicula durrandii | Kitton | J. Roy. Microscop. Soc. | ser. 2, 5: 1042 | 1885 |
| Navicula durrandii var. intermedia | A.W.F. Schmidt | image |
| Navicula durrandii var. rhomboidea | (Castracane) A.W.F. Schmidt | image |
| Navicula dutoitana | Cholnoky | image |
| Navicula dux | (Ehrenberg) Ralfs | image |
| Navicula dystrophica | Patrick | image |
| Navicula eastwoodii | Hanna & Grant | image |
| Navicula ebor | M.H. Hohn & Hellerman | image |
| Navicula eburnea | Zanon | image |
| Navicula ectorii_(`ectoris') | B. Van de Vijver in B. Van de Vijver, Y. Frenot, & L. Beyens | Biblioth. Diatomol. | 46: 63, pl. 37: figs. 1-8 | 2002 |
| Navicula effrenata | Krasske | image |
| Navicula egena | A.W.F. Schmidt | image |
| Navicula egeria | Pantocsek | image |
| Navicula egregia f. elongata | Compère | image |
| Navicula egregia f. fennica | Hustedt | image |
| Navicula egregia | Hustedt | Ber. Deutsch. Bot. Ges. | 60: 64, fig. 26 | 1942 |
| Navicula egyptiaca | Greville | image |
| Navicula ehrenbergii | Kützing | image |
| Navicula ehrenbergii | Kützing | Bacillarien: | 92 | 1844 |
| Navicula ehrlichiae | H. Lange-Bertalot & E. Reichardt apud Tsarenko, Lange-Bertalot, Stupina, & Wasser in Nevo & Wasser | Bacillariophyta: | 275, pl. XXIII: figs. 191-197 | 2000 |
| Navicula eichhorniaephila | Manguin | image |
| Navicula eichhorniophila var. peracuta | R. Maillard | Cah. O.R.S.T.O.M., Sér. Hydrobiol. | 12: 154, pl. IV: fig. 4 | 1979 |
| Navicula eichhorniophila_('eichhorniaephila') | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 201 | 1996 |
| Navicula eichhorniophila_('eichhorniaephila') | E. Manguin | Mém. Mus. Natl. Hist. Nat. [Paris], Sér. B, Bot. | 12: 19, pl. II: fig. 8 | 1962 |
| Navicula eidrigiana | J.R. Carter | image |
| Navicula eileencoxiana | B. Van de Vijver & K. Sabbe in Sabbe et al. | Plant Ecology and Evolution | 152: 318, figs. 5, 6 | 2019 |
| Navicula eileeniae | M.G. Potapova & A. Ciugulea in Potapova, Ciugulea, & Minerovic | Plant Ecology and Evolution | 152: 369, figs. 2A-I, 3A-F,H | 2019 |
| Navicula ekholmensis | Foged | Tromsö Museums Skrifter | 11: 97, pl. VIII: fig. 13 | 1964 |
| Navicula elaborata | Hustedt | Arch. Hydrobiol. Suppl. | 15: 240, pl. XVII: fig. 36, pl. 400: figs. 10, 11 in Schmidt's Atlas (1934) | 1937 |
| Navicula elaphros | M.H. Hohn & Hellerman | image |
| Navicula elata | Gandhi | image |
| Navicula elata | H.P. Gandhi | Beih. Nova Hedwigia | 31: 774, pl. III: fig. 73 | 1970 |
| Navicula elata | Leuduger-Fortmorel | image |
| Navicula electa | Hustedt | image |
| Navicula electrolytifuga | H. Lange-Bertalot & U. Rumrich in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 155, pl. 57: figs. 1-5 | 2000 |
| Navicula elegans f. crowbillensis | Foged | image |
| Navicula elegans f. cuspidata | (Cleve) Hustedt in Pascher, | Süssw.-Fl. | 10, 2.Aufl.: 313 | 1930 |
| Navicula elegans var. cuspidata | Cleve | Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, | 27{3}: 68 | 1895 |
| Navicula elegans | W. Smith | Syn. Brit. Diat. | I: 49, pl. XVI: fig. 137 | 1853 |
| Navicula elegantissima | Meister | image |
| Navicula elegantoides | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 42: 76, fig. 142 | 1942 |
| Navicula elegantula | Grunow | image |
| Navicula elenkinii | Goryacheva | image |
| Navicula elephantis | Cholnoky | image |
| Navicula elesdiana | Pantocsek | image |
| Navicula elevata | Kobayasi | image |
| Navicula elginensis | (Gregory) Ralfs | image |
| Navicula elginensis var. campylonema | R.B. McLaughlin in McLaughlin & Stone | Beih. Nova Hedwigia | 82: 69, pl. 8: figs. 129, 130 | 1986 |
| Navicula elginensis var. cuneata | (M. Møller ex Foged) Lange-Bertalot | image |
| Navicula elginensis var. cuneata | (Max Møller ex Foged) H. Lange-Bertalot in Krammer & Lange-Bertalot | Biblioth. Diatomol. | 9: 68 | 1985 |
| Navicula elginensis var. cuneata | H. Kobayasi in Kobayasi & Ando | Bull. Tokyo Gakugei Univ., Ser. 4, Math. Nat. Sci. | 27: 188, pl. 4: figs. 54, 55 | 1975 |
| Navicula elginensis var. lata | (M. Peragallo) Patrick | Monogr. Acad. Nat. Sci. Philadelphia | 13: 525 | 1966 |
| Navicula elginensis var. neglecta | (Krasske) Patrick | image |
| Navicula elginensis var. neglecta | R. Patrick in R. Patrick & C.W. Reimer | Monogr. Acad. Nat. Sci. Philadelphia | 13: 525 | 1966 |
| Navicula elginensis var. rostrata | (Ant. Mayer) Patrick | Monogr. Acad. Nat. Sci. Philadelphia | 13: 526 | 1966 |
| Navicula elkab f. lanceolata | O. Müller | image |
| Navicula elkab f. subcapitata | O. Müller | image |
| Navicula elkab | O. Müller | image |
| Navicula elkab | O. Müller ex O. Müller | Bot. Jahrb. Syst | 45: 76 (pl. 12: figs. 19-22 in Hedwigia 38: 1900) | 1910 |
| Navicula elkab | O. Müller | Hedwigia | 38: 311, pl. 12: fig. 22 | 1899 |
| Navicula ellips | Harting | image |
| Navicula ellipsis | Smith ex Norman | image |
| Navicula elliptica | Ehrenberg | image |
| Navicula elliptica f. duplo-major | Petkoff | image |
| Navicula elliptica f. extenta | Rabenhorst | image |
| Navicula elliptica f. inflata | Gutwinski | image |
| Navicula elliptica f. minor | Rabenhorst | image |
| Navicula elliptica | Kützing | image |
| Navicula elliptica var. cocconeoides | (Rabenhorst) Rabenhorst | image |
| Navicula elliptica var. costata | O'Meara | image |
| Navicula elliptica var. davidsonii | O'Meara | image |
| Navicula elliptica var. fossilis | Pantocsek | image |
| Navicula elliptica var. genuina | Arnoldi & Aleksenko, inval. | image |
| Navicula elliptica var. grandis | Grunow | image |
| Navicula elliptica var. grosse-punctata | Pantocsek | image |
| Navicula elliptica var. ladogensis | (Cleve) E.N. Bolokhontsev | image |
| Navicula elliptica var. maeotica | Pantocsek | image |
| Navicula elliptica var. major | M. Peragallo & Heribaud | image |
| Navicula elliptica var. minima f. parallela | Istvánffi | image |
| Navicula elliptica var. minor | Grunow | image |
| Navicula elliptica var. ovalis | (W. Smith) O'Meara | image |
| Navicula elliptica var. parva | O'Meara | image |
| Navicula elliptica var. quilinoi | Deletang | image |
| Navicula elliptica var. tropica | Zimmermann | image |
| Navicula elliptica | W. Smith | image |
| Navicula elmorei | Patrick | image |
| Navicula elongata | Ehrenberg | image |
| Navicula elongata | Grunow | image |
| Navicula elongata | Grunow | image |
| Navicula elongata | V.S. Poretzky | Issledovaniya Ozer SSSR | 3: 115, 120, fig. 3 | 1933 |
| Navicula elongatula | Pantocsek | image |
| Navicula elpatievskyi | Østrup | Hedwigia | 48: 83, fig. 9 | 1908 |
| Navicula elpatievskyi Østrup | | image |
| Navicula elsae-thum f. craticularis | Pantocsek | image |
| Navicula elsae-thum | Pantocsek | image |
| Navicula elsoniana | Patrick & Freese | image |
| Navicula emarginata | Ehrenberg | image |
| Navicula endophytica | Hasle | Brit. Phyc. Bull. | 3: 475, figs. 1-9 | 1968 |
| Navicula engelbrechtii | Cholnoky | image |
| Navicula englertiae | A. Witkowski, H. Lange-Bertalot & J.P. Kociolek in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 306, figs. 59-65 | 2009 |
| Navicula enigmatica | H. Germain | Cryptogamie: Algologie | 1: 21, pl. 2: figs. 14-19 | 1980 |
| Navicula ennediensis | Compère | Bull. Inst. Fond. Afr. Noire, Sér. A, | 32: 40, 57, pl. 3: fig. 86; pl. 4: fig. 118 | 1970 |
| Navicula ennediensis | Compère | image |
| Navicula entoleia | P. Cleve | image |
| Navicula entoleia var. minor | Patrick & Freese | image |
| Navicula entomon | Ehrenberg | image |
| Navicula entomon var. thaitiana | Castracane | image |
| Navicula entzii | Pantocsek | image |
| Navicula enucleata | Hustedt | image |
| Navicula eocaenica | Schrader | image |
| Navicula eomenisculus | M.E. Benson & J.P. Kociolek | Bibliotheca Diatomologica | 58: 55, pl. 32 | 2012 |
| Navicula episcopalis | Cleve ex Migula | Krypt.-Fl. Deutschl., Alg. | 1: 248, no fig. | 1906 |
| Navicula episcopalis f. lata | Fritsch & Rich | image |
| Navicula eponka | Hohn | image |
| Navicula epsilon | Cleve | image |
| Navicula equiornata | É. Manguin in P. Bourrelly & É. Manguin | Mém. Inst. Sci. Madagascar, Sér. B, Biol. Vég. | 5: 28, pl. III: fig. 34 | 1955 |
| Navicula equiornata | Manguin | image |
| Navicula erdmannensis | Foged | Tromsö Museums Skrifter | 11: 98, pl. IX: fig. 7 | 1964 |
| Navicula ergadensis | (Gregory) Ralfs | image |
| Navicula erifuga | Lange-Bertalot | image |
| Navicula erosa | Cleve | image |
| Navicula erosa var. crassa Østrup | | image |
| Navicula erosa var. elegans Østrup | | image |
| Navicula erythraea | Grunow | image |
| Navicula esamangensis | Foged | image |
| Navicula escambia | (Patrick) D. Metzeltin & H. Lange-Bertalot | Iconogr. Diatomol. | 18: 162 | 2007 |
| Navicula escorialis | R. Simonsen | Kieler Meeresf. | 15: 80, pl. 11: figs. 25-27 | 1959 |
| Navicula escorialis | Simonsen | image |
| Navicula esoculus f. elongata | A.W.F. Schmidt | image |
| Navicula esoculus | Schumann | image |
| Navicula esox | (Ehrenberg) Kützing | image |
| Navicula esox var. recta | Heribaud | image |
| Navicula esromensis | N. Foged | Medd. Dansk. Geol. Foren. Kobenhavn | 18: 174, pl. 1: fig. 5 | 1968 |
| Navicula eta | Cleve | Diatomiste | 2: 13, pl. I: fig. 5 | 1893 |
| Navicula eudoxia | A.W.F. Schmidt | image |
| Navicula eugenia | A.W.F. Schmidt | image |
| Navicula eugeniae | Cleve | image |
| Navicula eumontana | Messikommer | image |
| Navicula euryale | Ehrenberg | image |
| Navicula eurycephala | Rabenhorst | image |
| Navicula eurysoma | Ehrenberg | image |
| Navicula euthimius | J.L. Stone in McLaughlin & Stone | Beih. Nova Hedwigia | 82: 70, pl. 8: figs. 133, 134 | 1986 |
| Navicula evanida | Hustedt | Ber. Deutsch. Bot. Ges. | 60: 66, figs. 20, 21 | 1942 |
| Navicula evexa | Sovereign | image |
| Navicula evulsa | Giffen | image |
| Navicula evulsa | Giffen | Nova Hedwigia | 13: 266, pl. 61(3): figs. 57, 58 | 1967 |
| Navicula evulsa Østrup | | image |
| Navicula exasperans | Kociolek & Reviers | Cryptogamie: Algologie | 17: 204 | 1996 |
| Navicula excavata | Greville | Trans. Microscop. Soc. London | ser. 2, 14: 130, pl. XII: fig. 15 | 1866 |
| Navicula excavata subsp. hungarica | (Pantocsek) R. Ross | image |
| Navicula excavata var. angelorum 'Cleve' | | image |
| Navicula excavata var. angelorum | Cleve | image |
| Navicula excellens | Carlson | image |
| Navicula excelsa | Krasske | Abh. Ver. Naturk. Cassel | 56: 51, pl. II: fig. 32 | 1925 |
| Navicula excentrica f. curta | Grunow | image |
| Navicula excentrica | Grunow | Ver. K. Zool.-Bot. Ges. Wien | 10: 545, pl. 1(III): fig. 1 | 1860 |
| Navicula excepta | S.L. VanLandingham | Cat. Diat. | 5: 2535 | 1975 |
| Navicula exemta | A. Schmidt | image |
| Navicula exemta | A.W.F. Schmidt | image |
| Navicula exigua | (Gregory) Grunow in Van Heurck | Syn. Diat. Belg.: | expl. pl. VIII: fig. 32 | 1880 |
| Navicula exigua | Dujardin | image |
| Navicula exigua f. minor | Chadha & D.C. Pandey | image |
| Navicula exigua f. stigmata | O. Müller | image |
| Navicula exigua f. transitoria | Manguin | image |
| Navicula exigua f. undulata | Hustedt | Int. Rev. Gesamten Hydrobiol. u. Hydrogr. | 42: 73, fig. 135 | 1942 |
| Navicula exigua | Gregory | image |
| Navicula exigua | Gregory | Quart. J. Microscop. Sci. | 2: 99 | 1854 |
| Navicula exigua | Pantocsek | image |
| Navicula exigua var. alaskaensis | Manguin | image |
| Navicula exigua var. alaskensis | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 180 | 1996 |
| Navicula exigua var. alaskensis_('alaskaensis') | E. Manguin | Rev. Alg. n.s. | 5: 274, pl. II(27): fig. 3 | 1961 |
| Navicula exigua var. calcuttensis | Skvortzov | image |
| Navicula exigua var. capitata | Patrick | image |
| Navicula exigua var. capitata | Patrick | image |
| Navicula exigua var. elliptica | Hustedt | Arch. Hydrobiol. u. Planktonk. | 18: 244, pl. VII: fig. 27 | 1927 |
| Navicula exigua var. lanceolata | O. Müller | image |
| Navicula exigua var. signata | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 287, pl. VIII: fig. 14 | 1944 |
| Navicula exigua var. sinica | Skvortzov | image |
| Navicula exiguiformis f. capitata | Hustedt | image |
| Navicula exiguiformis f. elliptica | Hustedt | image |
| Navicula exiguiformis f. undulata | Hustedt | image |
| Navicula exiguiformis | Hustedt | Arch. Hydrobiol. | 40: 929, pl. XLII: figs. 21, 22 | 1945 |
| Navicula exiguiformis var. von-hauseniae | (Cholnoky) Cholnoky | image |
| Navicula exiguoides_('exiguoidis') | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 131, fig. 1 | 1955 |
| Navicula exiguoidis | Hustedt | image |
| Navicula exiliformis | Reichardt | Diatom Research | 3: 238, figs. 11-21 | 1988 |
| Navicula exilioides | S. Mayama & H. Kobayasi in A. Tuji | Bull. Natl. Sci. Mus [Tokyo], Ser. B (Bot.), | 29: 68, pl. 7: figs. 13-15 | 2003 |
| Navicula exilior Østrup | | image |
| Navicula exilis | Grunow | image |
| Navicula exilis | Kützing | image |
| Navicula exilis var. thermalis | (Grunow) O. Müller | ForschBer. Biol. Stat. Plön | 6: 66 | 1898 |
| Navicula exilissima | Grunow | image |
| Navicula exilissima var. dubia | Hustedt | image |
| Navicula exillima | Grunow | image |
| Navicula exiloides | H. Kobayasi & S. Mayama in S. Mayama | Diatom | 19: 12, figs. 1-10 | 2003 |
| Navicula eximia | (Grunow) Grunow | image |
| Navicula expansa | Hagelstein | N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. | 8: 384, pl. 6: fig. 10 | 1939 |
| Navicula expecta | S.L. VanLandingham | Cat. Diat. | 5: 2537 | 1975 |
| Navicula expectilis | Pantocsek | image |
| Navicula expectilis var. producta | Pantocsek | image |
| Navicula expedita | A.W.F. Schmidt | image |
| Navicula expeditionis | Frenguelli | image |
| Navicula explanata | Hustedt | Schweiz. Z. Hydrol. | 11: 207, figs. 7, 8 | 1948 |
| Navicula explanata var. lanceolata | Foged | image |
| Navicula expleta | A.W.F. Schmidt | image |
| Navicula expleta | O'Meara | image |
| Navicula expleta var. domblittensis | Grunow | image |
| Navicula explicata | Hustedt | image |
| Navicula explicatoides | Hustedt | image |
| Navicula explorata | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl. | 7{3}: 635, fig. 1633 | 1966 |
| Navicula exsul | A. Schmidt | Atlas Diat.: | pl. 2: fig. 13 | 1874 |
| Navicula exsul | A.W.F. Schmidt | image |
| Navicula eymei | Coste & Ricard | image |
| Navicula faba | (Ehrenberg) Kützing | image |
| Navicula fabiformis | A. Witkowski, C. Riaux-Gobin, & G. Daniszewska-Kowalczyk | Vie et Milieu | 60: 123, figs. 39-51 | 2010 |
| Navicula faceta | Hustedt | image |
| Navicula facilis | Krasske | image |
| Navicula falaisensis f. capitula | P. Fusey | image |
| Navicula falaisensis | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XIV: fig. 5 | 1880 |
| Navicula falaisensis var. capitata | Manguin | image |
| Navicula falaisensis var. lanceola | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XIV: fig. 6B | 1880 |
| Navicula falaisensis var. nipponica | Skvortzov | image |
| Navicula falax | Pantocsek | image |
| Navicula falklandiae | Ehrenberg | image |
| Navicula fallax | Cleve | image |
| Navicula falsalyra | Hendey | image |
| Navicula famintzinii | Mereschkowsky | image |
| Navicula faoensis | Pankow & Huq | image |
| Navicula farakulumensis | Foged | image |
| Navicula farcimen Østrup | | image |
| Navicula farta | Husted ex Foged | Bot. Not. | 1952: 167, fig. II:5 | 1952 |
| Navicula fasciata | Lagerstedt | Bih. K. Svenska Vet.-Akad. Handl. | 1{14}: 34, pl. II: fig. 11 | 1873 |
| Navicula fasciata var. fontinalis | (Grunow) Frenguelli | image |
| Navicula fasciata var. gigantea | M. Peragallo | image |
| Navicula fasciata var. inflata | Pantocsek | image |
| Navicula fasciata var. marcata Østrup | | image |
| Navicula fasciata var. miramaris | Frenguelli | image |
| Navicula fasciculata | (Grunow) Hustedt | image |
| Navicula fastuosa | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1840: 214 | 1840 |
| Navicula fatigans | Zimmermann | image |
| Navicula fauta | Hustedt | image |
| Navicula fauta var. cubaensis | Foged | image |
| Navicula favus | Salah | image |
| Navicula fawumangensis | Foged | image |
| Navicula febigeri_('Febigerii') | Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 18{5}: 9, pl. II: fig. 21 | 1881 |
| Navicula febigeri_('febigerii') | Cleve | image |
| Navicula fenestrella | Hustedt | Duke Univ. Mar. Sta. Bull. | 6: 30, pl. 5: fig. 32 | 1955 |
| Navicula fennica | Hustedt | image |
| Navicula fennoscandica | Cleve-Euler | image |
| Navicula fenzlii | Grunow | image |
| Navicula fernandae | D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 128, pl. 47: figs. 1-16; pl. 234: figs. 1-2 | 2005 |
| Navicula fernandesii | A.R. Moura | image |
| Navicula fernandi-koburg | Pantocsek | image |
| Navicula ferraziae_('ferrazae') | Cholnoky | image |
| Navicula festiva f. latior | Cleve- Euler | image |
| Navicula festiva | Krasske | image |
| Navicula feuerbornii f. africana | Foged | image |
| Navicula feuerbornii f. minor | Cholnoky | image |
| Navicula feuerbornii var. rostrata | Gandhi | image |
| Navicula feuerbornii_('feuerborni') | Hustedt | image |
| Navicula filarszkyana | Pantocsek & Greguss | image |
| Navicula filarszkyi | Pantocsek | image |
| Navicula filholi | Soubeiran | image |
| Navicula filholii_('Filholi') | Soubeiran | J. Pharmacie Chemie, IIIe Sér., | 33: 427; 34: pl. I: fig. 10. | 1858 |
| Navicula filiformis | Pantocsek | image |
| Navicula finitima | Hustedt | Explor. Parc Natl. Albert, Mission H. Damas | 8: 90, pl. IV: figs. 29, 30 | 1949 |
| Navicula finitima | Janisch | image |
| Navicula finmarchica | (Cleve & Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 28 | 1895 |
| Navicula finmarchica var. acuta | Salah | Hydrobiologia | 7: 98, pl. II: fig. 8 | 1955 |
| Navicula finmarchica var. elliptica | P. Schulz | image |
| Navicula firma f. triundulata | Suringar | image |
| Navicula firma | Kützing | Bacillarien: | 92, pl. 21: fig. X | 1844 |
| Navicula firma | Kützing | image |
| Navicula firma var. amphigomphus | (Ehrenberg) Lewis | image |
| Navicula firma var. cuneata | Grunow | image |
| Navicula firma var. diminuta | Pantocsek | image |
| Navicula firma var. genuina | Grunow | image |
| Navicula firma var. iridis | (Ehrenberg) Lewis | image |
| Navicula firma var. major | Grunow | image |
| Navicula firma var. scoliopleuroides | Petit | image |
| Navicula firma var. subampliata | Grunow in A. Schmidt | Atlas Diat.: | 49, fig. 19 | 1877 |
| Navicula firma var. subundulata | Grunow | image |
| Navicula firma var. tumescens | (Grunow) Mann | image |
| Navicula firma var. tumescens | Grunow | image |
| Navicula fischeri | A.W.F. Schmidt | image |
| Navicula fistula | A. Schmidt | image |
| Navicula flabellata | F. Meister | Kies. Asien: | 36, fig. 94 | 1932 |
| Navicula flabellata | Meister | image |
| Navicula flagellifera | Hustedt | image |
| Navicula flahaultii_('Flahaulti') | Lauby | image |
| Navicula flamma | A.W.F. Schmidt | image |
| Navicula flammarionensis | S.L. VanLandingham | Cat. Diat. | 5: 2636 | 1975 |
| Navicula flammula | A.W.F. Schmidt | image |
| Navicula flanatica | Grunow | image |
| Navicula flanatica var. ammophila | (Grunow) R. Ross | image |
| Navicula flanatica var. tenuis | Cleve-Euler | image |
| Navicula flandriae | B. Van de Vijver & A. Mertens in Beauger et al. | Phytotaxa | 230: 175, figs. 41-65 | 2015 |
| Navicula flatheadensis | L.L. Bahls | Northwest Sci. | 85: 518, fig. 1 | 2011 |
| Navicula flattii | Pantocsek | image |
| Navicula flavascinensis | F. Moghadam | Proc. Acad. Nat. Sci. Philadelphia | 121: 200, pl. 1: fig. c | 1969 |
| Navicula flebilis | Cholnoky | image |
| Navicula flexuosa | Ehrenberg | image |
| Navicula floridana | Cleve | image |
| Navicula floriniae | M. Møller | image |
| Navicula floriniae_(`florinae') | M. Moeller | Folia Geogr. Danica | 3: 204, fig. 9 | 1950 |
| Navicula flotowii | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XIV: fig. 41 (no descr.) | 1880 |
| Navicula fluens | Hustedt | image |
| Navicula fluens var. baikalensis | Skvortzov | image |
| Navicula fluens var. linearis | Nygaard | image |
| Navicula fluens var. subrostrata | Skvortzov | Philippine J. Sci. | 62: 325, pl. 9: fig. 5 | 1937 |
| Navicula fluitans | Brun | image |
| Navicula fluitans var. biconvexa | J. Brun | image |
| Navicula fluitans var. cuneoquadrata | J. Brun | image |
| Navicula fluminensis | Grunow | image |
| Navicula fluminensis var. floridana 'Cleve' | | image |
| Navicula fluminensis var. kerguelensis | Grunow | image |
| Navicula fluminensis var. minor | Grunow | image |
| Navicula fluminisirtysch | Chistyakov | image |
| Navicula fluminitica | Camburn | image |
| Navicula fluviae-jenisseyi | Skvortzov | image |
| Navicula fluviatilis | Hustedt | image |
| Navicula fogedii | F.R. Schoeman in Schoeman & Meaton | CSIR Special Report WAT | 64: 23 | 1982 |
| Navicula foliola | Tempère & Brun | image |
| Navicula folium | Ehrenberg | image |
| Navicula follis | Ehrenberg | image |
| Navicula fontana | J. Z\*.elazna-Wieczorek & H. Lange-Bertalot in Z\*.elazna-Wieczorec | Diatom flora springs Łódź Hills ... | 87, pl. 48 | 2011 |
| Navicula fontana | J. Zelazna-Wieczorek, H. Lange-Bertalot, R. Olszyński & A. Witkowski | Phytotaxa | 452: 156, figs. 2-24 | 2020 |
| Navicula fontellii | A. Cleve-Euler | Sveriges Geologiska Undersökning, Ser. C, | 309: 71 | 1922 |
| Navicula fontellii | Cleve-Euler | image |
| Navicula fonticola | Grunow | image |
| Navicula fontinalis | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XII: fig. 33 (text, p. 103. 1885) | 1880 |
| Navicula forcipata | Greville | Quart. J. Microscop. Sci. | 7: 83, pl. VI: figs. 10, 11 | 1859 |
| Navicula forcipata var. balnearis | (Grunow) Cleve | Kongl. Svenska Vet. Akad. Handl. ser. 4 | 27(3): 66 | 1895 |
| Navicula forcipata var. densestriata | A. Schmidt | Atlas: | pl. 70: figs. 14-16 | 1881 |
| Navicula forcipata var. densestriata | A.W.F. Schmidt | image |
| Navicula forcipata var. minima | Østrup | Medd. Gronland | 18: 436, pl. V: fig. 57 | 1895 |
| Navicula forcipata var. minima Østrup | | image |
| Navicula forcipata var. minor | A.W.F. Schmidt | image |
| Navicula forcipata var. nummularia | (Greville) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 66 | 1895 |
| Navicula forcipata var. nummularioides | Grunow | image |
| Navicula forcipata var. punctata | Cleve | image |
| Navicula forcipata var. spatiata | Østrup | Medd. Gronland | 18: 436, pl. V: fig. 60 | 1895 |
| Navicula forcipata var. spatiata Østrup | | image |
| Navicula forcipata var. versicolor | Grunow | image |
| Navicula formica | Ehrenberg | image |
| Navicula formicata | Krasske | image |
| Navicula formicina | Grunow | image |
| Navicula formosa | Gregory | image |
| Navicula formosa var. cuneata | Frenguelli | image |
| Navicula formosa var. fossilis | Pantocsek | image |
| Navicula formosa var. intermedia | (Frenguelli) Frenguelli | image |
| Navicula formosa var. jaguaripensis | Zimmermann | image |
| Navicula formosa var. maxima | Reinhold | image |
| Navicula formosa var. typica | Van Heurck | image |
| Navicula fortii | Pantocsek | Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei | 23, pl. II: fig. 23 | 1909 |
| Navicula fortis | (Gregory) Ralfs | image |
| Navicula fortis f. minor | Cleve-Euler | image |
| Navicula fortis var. opima | Grunow | image |
| Navicula fortunata | Leuduger-Fortmorel | image |
| Navicula fossalis | Krasske | Bot. Arch. | 27: 354, fig. 10 | 1929 |
| Navicula fossalis var. obsidialis | (Hustedt) Lange-Bertalot | image |
| Navicula fossaloides | Hustedt | Abh. Naturw. Ver. Bremen | 34: 275, fig. 17 | 1957 |
| Navicula fossilioides | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 181 | 1996 |
| Navicula fossilioides | E. Manguin | Rev. Alg. n.s. | 5: 274, pl. II(27): figs. 5, 6 | 1961 |
| Navicula fossilioides | Manguin | image |
| Navicula fossilis | Ehrenberg | Mikrogeologie, Atlas: | 16, pl. X:I: fig. 6 | 1854 |
| Navicula fracta | Hustedt | image |
| Navicula fracta | Hustedt ex R. Simonsen | Atlas Cat. Diat. Types Fr. Hustedt: | 474, pl. 727: figs. 14-17 | 1987 |
| Navicula fracta | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 108(= key), 127, fig. 1259 | 1961 |
| Navicula fragilarioides | Krasske | image |
| Navicula fragilarioides var. laevissima | (Cleve) Krasske | image |
| Navicula fragilis | (Greville) Heiberg | image |
| Navicula fragilis | Skvortzov & Meyer | image |
| Navicula franciscae | O'Meara | image |
| Navicula frasnensis | P. Fusey | image |
| Navicula fraudulenta | A. Schmidt | Atlas: | pl. 70: fig. 60 | 1881 |
| Navicula fraudulenta | A.W.F. Schmidt | image |
| Navicula frauenfeldii | (Grunow) Grunow | image |
| Navicula freesei | Patrick & Freese | image |
| Navicula frequens f. major | Peragallo | image |
| Navicula frequens | Van Heurck | image |
| Navicula frickei | Pantocsek | image |
| Navicula frickei | Van Heurck | image |
| Navicula friedelhinziae | A. Wojtal, N. Ognjanova-Rumenova, K. Buczkó & B. Van de Vijver | Phytotaxa | 204: 185, figs. 45-55 | 2015 |
| Navicula friesneri | Reimer | image |
| Navicula frigida | Grunow | image |
| Navicula frigida | Manguin | image |
| Navicula frigidicola | D. Metzeltin, H. Lange-Bertalot & N. Soninkhishig | Iconogr. Diatomol. | 20: 60, pl. 36: figs. 7-10 | 2009 |
| Navicula frisiae | Brockmann | image |
| Navicula friska | J.R. Carter | image |
| Navicula fritschii | J.W.G. Lund | image |
| Navicula fromenterae | Cleve | image |
| Navicula frugalis | Hustedt | image |
| Navicula frustuliaeformis | Cholnoky | image |
| Navicula frustuloides | Patrick | image |
| Navicula frustulum | Hustedt | Arch. Hydrobiol. | 40: 921, pl. XLI: figs. 18, 19 | 1945 |
| Navicula fuchsii | Pantocsek | image |
| Navicula fuegiana | Frenguelli | image |
| Navicula fuegiana var. rostrata | Frenguelli | image |
| Navicula fuegiana var. yberiensis | Frenguelli | image |
| Navicula fujianensis | T.G. Chin & Z. Cheng in Chin & Liu | Journal of the University of Amoy (Xiamen) | 3: 143, figs. A, B | 1979 |
| Navicula fukiensis | Skvortzov | image |
| Navicula fulva | (Nitzsch) Ehrenberg | image |
| Navicula fulva | Ehrenberg | image |
| Navicula fulva f. asymmetrica | Dippel | image |
| Navicula fulva var. modesta | Cleve-Euler | image |
| Navicula fundata | Hustedt in Rabenhorst | Krypt.-Fl. | 7{3}: 362 (=key), 520, fig. 1560 | 1964 |
| Navicula funiculata | A. Mann | image |
| Navicula furtiva | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 65, pl. III: fig. 74 | 1952 |
| Navicula furtiva | Manguin | image |
| Navicula fusca | (Gregory) Ralfs | image |
| Navicula fusca var. delicata | A. Schmidt | image |
| Navicula fusca var. excisa | A. Schmidt | Jahresber. Komm. Unt. Deutsch. Meere Kiel | 2: 87, pl. II: fig. 9 | 1874 |
| Navicula fusca var. major | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XX: fig. 7 (description (F) p. 125 of text, 1899) | 1897 |
| Navicula fusca var. permagna | Pantocsek | image |
| Navicula fuscata | Schumann | image |
| Navicula fushimiensis | H. Okuno in Helmcke, Krieger, & Gerloff | Diatomeenschalen im elektronenmikroskopischen Bild | 9: 21, pls. 875, 876 | 1974 |
| Navicula fusidium | Ehrenberg | image |
| Navicula fusiformis | (Ehrenberg) Hemprich & Ehrenberg | image |
| Navicula fusiformis | Ehrenberg | image |
| Navicula fusiformis | Grunow | image |
| Navicula fusiformis | Grunow | Monthly Microscopical Journal | 18: 178 | 1877 |
| Navicula fusiformis var. ostrearia | (Bory) Grunow | image |
| Navicula fusioides | Grunow | image |
| Navicula fusoides | Grunow | image |
| Navicula fusticulus | Østrup | Danske Diat.: | 36, pl. I: fig. 19 | 1910 |
| Navicula fusticulus Østrup | | image |
| Navicula fustis Østrup | | image |
| Navicula fusus | (O.F. Müller) Bory | image |
| Navicula futilis | A.W.F. Schmidt | image |
| Navicula fuxianturriformis | Y.-L. Li, J.-S. Guo & J.P. Kociolek in Zhang et al | Phytotaxa | 541: 143, figs. 1-19 | 2022 |
| Navicula gaillonii | Bory | Encycl. Méth., Hist. nat. Zooph.: | 564 | 1827 |
| Navicula gainii | M. Peragallo | image |
| Navicula galapagoensis | A.W.R. Seddon & A. Witkowski in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 865, fig. 2i-p | 2011 |
| Navicula galea | Brun | image |
| Navicula galikii | Pantocsek | image |
| Navicula gallapagensis | Cleve | image |
| Navicula gallapagensis var. japonica | Cleve | image |
| Navicula gallica | (W. Smith) Lagerstedt | image |
| Navicula gallica var. laevissima | (Cleve) Lange-Bertalot | image |
| Navicula gallica var. perpusilla | (Grunow) Lange-Bertalot | image |
| Navicula galloae | L.L. Bahls | Northwest Sci. | 85: 519, fig. 2 | 2011 |
| Navicula galvagensis | O'Meara | image |
| Navicula gamma | Cleve | image |
| Navicula gamma var. rectilineata | Cleve | image |
| Navicula gandhii | Meister | image |
| Navicula gandrupii var. simplex | Krasske | Arch. Hydrobiol. | 33: 528, pl. XI: figs. 9, 10 | 1938 |
| Navicula gandrupii_('gandrupi') | (J.B. Petersen) Krasske | Arch. Hydrobiol. | 33: 528 | 1938 |
| Navicula gannae | V.S. Vishnyakov in Vishnyakov, Kulikovskiy, S.I. Genkal & Dorofeyuk | Bot. Zhurn. | 100: 1101, pl. I | 2015 |
| Navicula garganica | (Rabenhorst) Ralfs | image |
| Navicula garkeana | (Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 154 | 1895 |
| Navicula gasilidei | Héribaud | Ann. Biol. Lacustre | 10: 93, pl. I: fig. 11 | 1920 |
| Navicula gasilidei | Heribaud | image |
| Navicula gasilidei var. major | M. Peragallo | image |
| Navicula gasilidei var. minor | M. Peragallo | image |
| Navicula gastriformis | Hustedt | Arch. Hydrobiol. Suppl. | 14: 157, pl. I: fig. 8 | 1935 |
| Navicula gastroides | Harting | image |
| Navicula gastroides var. elliptica | M. Peragallo | image |
| Navicula gastrum | (Ehrenberg) Kützing | Kieselschal. Bacill.: | 94 | 1844 |
| Navicula gastrum | (Ehrenberg) Kützing | image |
| Navicula gastrum -- | | image |
| Navicula gastrum | Ehrenberg | Ber. Königl. Akad. Wiss. Berlin | 1841: 143, 205 | 1841 |
| Navicula gastrum f. elliptica | M. Peragallo & Heribaud | image |
| Navicula gastrum f. gasseana | F.R. Schoeman in Schoeman & Meaton | CSIR Special Report WAT | 64: 23 | 1982 |
| Navicula gastrum f. major | M. Peragallo & Heribaud | image |
| Navicula gastrum f. maxima | Lauby | image |
| Navicula gastrum f. minor | Dippel | image |
| Navicula gastrum f. minor | F. Gasse | Rev. Algol., n.s., | 13: 111, pl. IX: figs. 1-4 | 1978 |
| Navicula gastrum f. minor | Fusey | image |
| Navicula gastrum f. minor | Grunow | image |
| Navicula gastrum f. minor | Krasske | image |
| Navicula gastrum f. minuta | O. Müller | image |
| Navicula gastrum f. nipponica | Skvortzov | Philipp. J. Sci. | 61: 274, pl. 8: fig. 8 | 1936 |
| Navicula gastrum f. rostrata | Manguin | image |
| Navicula gastrum f. stigmata | O. Müller | Bot. Jahrb. | 45: 97, pl. II: fig. 24 | 1910 |
| Navicula gastrum var. baicalensis | Skvortzov & Meyer | image |
| Navicula gastrum var. bistigmata | Rich | image |
| Navicula gastrum var. boryana | Pantocsek | image |
| Navicula gastrum var. capitata | Manguin | image |
| Navicula gastrum var. elliptica | (Peragallo & Heribaud) Østrup | image |
| Navicula gastrum var. exigua | (Gregory) Grunow | image |
| Navicula gastrum var. exigua f. lanceolata | (O. Müller) Woodhead & Tweed | image |
| Navicula gastrum var. galikii | Pantocsek | image |
| Navicula gastrum var. genuina | Mayer | image |
| Navicula gastrum var. hankensis | Skvortzov | image |
| Navicula gastrum var. intermedia Østrup | | image |
| Navicula gastrum var. jenisseyensis | Grunow | K. Svenska Vet.-Akad. Handl., ser. 4, | 17{2}: 31, pl. I: fig. 28 | 1880 |
| Navicula gastrum var. latiuscula | Grunow | Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, | 17{2}: 31 | 1880 |
| Navicula gastrum var. limnetica | Skvortzov | image |
| Navicula gastrum var. maxima | Lauby | image |
| Navicula gastrum var. minima | Lauby | image |
| Navicula gastrum var. minor | Krasske | image |
| Navicula gastrum var. minor | Lauby | image |
| Navicula gastrum var. mongolica | Skvortzov | image |
| Navicula gastrum var. placentula | (Ehrenberg) Mann | image |
| Navicula gastrum var. punctata | Jouravleva | Trudy Neftianogo Nauchno-Issledovatel'skogo Geologorazvedochnogo Instituta | 76: 58, 63, fig. 10 | 1936 |
| Navicula gastrum var. remote-striata | Cleve-Euler | image |
| Navicula gastrum var. signata | Hustedt | A. Schmidt's Atlas Diatom.-Kunde: | pl. 403: figs. 27, 28 | 1936 |
| Navicula gastrum var. styriaca | Grunow | image |
| Navicula gastrum var. tanganikae | Kufferath | Expl. Hydrobiol. Lac Tanganika (1946-1947), Rés. Sci. | 4{3}: 31, pl. I: fig. 6; pl. II: fig. 6 | 1956 |
| Navicula gastrum var. transvaalensis | Cholnoky | image |
| Navicula gastrum var. turgida | O. Müller | Bot. Jahrb. | 45: 97, pl. II: fig. 23 | 1910 |
| Navicula gastrum var. turgida | O. Müller | image |
| Navicula gaufinii | F. Moghadam | Proc. Acad. Nat. Sci. Philadelphia | 121: 197, pl. 1: fig. f | 1969 |
| Navicula gaussii | (Heiden) Hustedt | image |
| Navicula gauthieri | Amosse | image |
| Navicula gauthieri var. producta | Amosse | image |
| Navicula gebhardii_('gebhardi') | Krasske | image |
| Navicula gebhardii_(`gebhardi') | Krasske | Arch. Hydrobiol. | 33: 529, pl. XI: fig. 5 | 1938 |
| Navicula geisslerae | R. Jahn | Diatom Res. | 7: 69, figs. 1-15 | 1992 |
| Navicula geitleri | Guermeur & Manguin | image |
| Navicula geitleri | Guermeur & Manguin | Oesterr. Bot. Z. | 100: 546, fig. 21 | 1953 |
| Navicula geitleri | Hustedt | Arch. Hydrobiol. Suppl. | 15: 263, pl. XVIII: fig. 34: figs. 1-3 | 1937 |
| Navicula geitleri var. asymmetrica | (H. Heiden) T.V. Desikachary & V.T. Sridharan in T.V. Desikachary | Atlas Diat. | 6: 2 | 1989 |
| Navicula gelida | Cleve | image |
| Navicula gelida | Grunow | image |
| Navicula gelida var. antarctica | Heiden | image |
| Navicula gelida var. asymmetrica | H. Heiden in A. Schmidt | Atlas Diat.: | pl. 259: figs. 21, 22 | 1905 |
| Navicula gelida var. latiuscula | Manguin | image |
| Navicula gelida var. manitounukensis | M. Poulin & A. Cardinal | Canad. J. Bot. | 61: 111, figs. 5, 13 | 1983 |
| Navicula gelida var. minor | Heiden | image |
| Navicula gelida var. parvula | Heiden | image |
| Navicula gelida var. perpusilla | P. Cleve | image |
| Navicula gelida var. radissonii | M. Poulin & A. Cardinal | Canad. J. Bot. | 60: 2837, fig. 27 | 1983 |
| Navicula gelida var. subimpressa | (Grunow) Cleve | image |
| Navicula gelida var. tenuis | Cleve | image |
| Navicula gemina | A. Schmidt | image |
| Navicula gemina | Ehrenberg | image |
| Navicula gemina f. minuta | Cleve | image |
| Navicula gemina var. densestriata | A.W.F. Schmidt | image |
| Navicula gemina var. egena | A.W.F. Schmidt | image |
| Navicula geminata | Turpin | image |
| Navicula gemma | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Physik. Kl. | 1839: 156, pl. IV: fig. V | 1840 |
| Navicula gemmata | Greville | image |
| Navicula gemmata var. biseriata | Grunow | image |
| Navicula gemmata var. fossilis | Pantocsek | image |
| Navicula gemmata var. mediterranea | Grunow | image |
| Navicula gemmatula | Grunow | image |
| Navicula gemmatula var. lacrimans | (A. Schmidt) Fricke | Verzeichnis der in A. Schmidt's Atlas der Diatomaceenkunde. Tafel 1-240: | 48 | 1902 |
| Navicula gemmifera | R. Simonsen | Kieler Meeresf. | 16: 128, pl. 1: figs. 11, 12 | 1960 |
| Navicula gendrei | Heribaud | image |
| Navicula gendrei var. intermedia | Lauby | image |
| Navicula gendrei var. pantocsekii | M. Peragallo in R. Handmann | Mitt. Mikrolog. Ver. Linz | 1: 19 | 1913 |
| Navicula genestoermeri | A. Witkowski, H. Lange-Bertalot & J.P. Kociolek in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 298, figs. 1-14 | 2009 |
| Navicula genevensis | J. Brun | image |
| Navicula geniculata | Germain | image |
| Navicula geniculata | H. Germain | Bull. Soc. Franc\*,. Microscop. | 6: 13, pl. I: fig. 9 | 1937 |
| Navicula genifera | A. Schmidt | Atlas Diat.: | pl. 2: fig. 6. 1874. (no description): Jahresber. Komm. Unt. Deutsch. Meere Kiel 2: 89 | 1874 |
| Navicula genifera | A.W.F. Schmidt | image |
| Navicula genkalii | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 187, pl. 4l: figs. 6-12; pl. 57: figs. 1, 2 | 2012 |
| Navicula genovefae | Fusey | image |
| Navicula gentilis | Donkin | image |
| Navicula genuflexa | Kützing | image |
| Navicula genustriata | Hustedt | Int. Rev. Gesamten Hydrobiol. u. Hydrogr. | 42: 77, figs. 143, 144 | 1942 |
| Navicula gerloffii f. lanceolata | Schimanski | image |
| Navicula gerloffii | Schimanski | image |
| Navicula germainii | | image |
| Navicula germainii | J.H. Wallace | Notul. Nat. Acad. Nat. Sci. Philadelphia | 331: 3, pl. 2: fig. 1 | 1960 |
| Navicula germanopolonica | Witkowski & Lange-Bertalot in Lange-Bertalot | Biblioth. Diatomol. | 27: 110, pl. 45: figs. 1-8 | 1993 |
| Navicula geronimensis | M. Potapova in M. Potapova & D.F. Charles | Proc. Int. Diat. Symp. | 17: 289, figs. 8-11 | 2004 |
| Navicula gibba | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1830: 64 | 1830 |
| Navicula gibba | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Physik. Kl. | 1831: 80 | 1832 |
| Navicula gibba | Kützing | Kieselschal. Bacill.: | 98, pl. 28: fig. 70 | 1844 |
| Navicula gibba var. abaujensis | Pantocsek | image |
| Navicula gibba var. brevistriata | (Grunow) Van Heurck | image |
| Navicula gibba var. brevistriata f. major | Petkoff | image |
| Navicula gibba var. hyalina | M. Peragallo & Heribaud | image |
| Navicula gibba var. major | Grunow | image |
| Navicula gibba var. minor | Balsamo | image |
| Navicula gibba var. packii | (Rabenhorst) Grunow | image |
| Navicula gibba var. parva | O'Meara | image |
| Navicula gibba var. tabellaria | Truan y Luard | image |
| Navicula gibba var. undulata | Pero | image |
| Navicula gibba-perizonata | Schumann | image |
| Navicula gibberula | Kützing | image |
| Navicula gibberula var. capitata | Lagerstedt | image |
| Navicula gibberula var. oblonga | Lagerstedt | image |
| Navicula gibberula var. subinflata | Wolle | Diat. N. America: | expl. pl. X: fig. 35 | 1890 |
| Navicula gibbosa | Hustedt | Arch. Hydrobiol. Suppl. | 15: 253, pl. XVIII: fig. 10 | 1937 |
| Navicula gibbula | Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 26{2}: 140, pl. V: fig. 17 | 1894 |
| Navicula gibbula f. undulata | Hustedt | image |
| Navicula gibbula var. cantalica | Heribaud | image |
| Navicula gibbula var. capitata | (Lagerstedt) Cleve | image |
| Navicula gibbula var. elliptica | Cleve-Euler | image |
| Navicula gibbula var. inflata | Manguin | image |
| Navicula gibbula var. oblonga | (Lagerstedt) Cleve | image |
| Navicula gibbula var. terrestris | (J.B. Petersen) J.B. Petersen | image |
| Navicula gibbula var. undulata | Krasske | Arch. Hydrobiol. | 33: 514, no fig. | 1938 |
| Navicula giebelii | A.W.F. Schmidt | image |
| Navicula gieniaflorentina | A. Witkowski, H. Lange-Bertalot, A. Brzezinska & J.P. Kociolek in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 308, figs. 66-81 | 2009 |
| Navicula gieskesii | Cholnoky | image |
| Navicula giffeniana | Foged | image |
| Navicula giffeniana | N. Foged | Biblioth. Phycol. | 16: 38, pl. XXII: figs. 16, 17 | 1975 |
| Navicula gigantea | Hustedt | image |
| Navicula gigantorum | Cholnoky | image |
| Navicula gigas | (Ehrenberg) Kützing | image |
| Navicula gigas | Castracane | image |
| Navicula gigas var. gracilis | Heribaud | image |
| Navicula gilva | R.E.M. Archibald | image |
| Navicula girodi | Lauby | image |
| Navicula girondica | D. König | image |
| Navicula girondica | König | Z. Deutsch. Geol. Ges. | 111: 51, 59, pl. II: fig. 11: fig. 5; pl. III: fig. 7 | 1959 |
| Navicula glaberrima | W. West & G.S. West | Brit. Antarct. Exped. 1907-9 | 1: 282, pl. XXVI: fig. 125 | 1911 |
| Navicula glaberrima | West & West | image |
| Navicula glabra Østrup | | image |
| Navicula glabrissima | A. Mann | image |
| Navicula glabriuscula var. ellipsoidalis | Proshkina-Lavrenko | image |
| Navicula glacialis | (Cleve) Cleve | image |
| Navicula glacialis var. angusta Østrup | | image |
| Navicula glacialis var. elongata | P. Petit | image |
| Navicula glacialis var. hudsonii | M. Poulin & A. Cardinal | Canad. J. Bot. | 60: 2832, fig. 4 | 1983 |
| Navicula glacialis var. inaequalis Østrup | | image |
| Navicula glacialis var. lanceoclata | Heiden | image |
| Navicula glacialis var. septentrionalis | Cleve | image |
| Navicula glaciei | Van Heurck | image |
| Navicula glangeaudi | Lauby | image |
| Navicula glans | Ehrenberg | image |
| Navicula glasovii | Juse | image |
| Navicula globiceps | (Gregory) Ralfs | image |
| Navicula globiceps f. gracilis_('gracile') | Lauby | image |
| Navicula globiceps var. crassior | Grunow | image |
| Navicula globifera | O'Meara | image |
| Navicula globosa | Meister | image |
| Navicula globosaoides | Foged | image |
| Navicula globulifera | Hustedt | image |
| Navicula globulifera var. nipponnica | Skvortzov | image |
| Navicula globulifera var. robusta | Hustedt | Arch. Hydrobiol. Suppl. | 15: 266, pl. XIX: figs. 3, 4 | 1937 |
| Navicula globuliferiformis | Lange-Bertalot apud Kusber & Metzeltin in Jahn et al., | Lange-Bertalot Festschrift: | 633 | 2001 |
| Navicula glomus | J.R. Carter | image |
| Navicula gloriosa | Brun | image |
| Navicula gloriosa var. inflata | Brun | image |
| Navicula godfroyi | M. Peragallo | image |
| Navicula goeppertiana var. dapaliformis | (Hustedt) Lange-Bertalot | image |
| Navicula goeppertiana var. dapalis | (Frenguelli) Lange-Bertalot | image |
| Navicula goeppertiana var. monita | (Hustedt) Lange-Bertalot | image |
| Navicula goeppertiana var. peguana | (Grunow) Lange-Bertalot | image |
| Navicula goersii | L.L. Bahls | Proc. Montana Acad. Sci. | 42: 1, fig. 1 | 1983 |
| Navicula goesii | Cleve | image |
| Navicula gogorevii | D. Chudaev, A. Glushchenko, M. Kulikovskiy & J.P. Kociolek in Kulikovskiy et al. | Phytotaxa | 428: 61, figs. 1-26 | 2020 |
| Navicula gomontiana | Heribaud | image |
| Navicula gomphonemacea | Grunow | image |
| Navicula gomphonemacea Østrup | | image |
| Navicula gomphonematoides | Gusliakov in Gusliakov et al. | Atlas of diatoms of benthos of the northwestern Black Sea: | 42, pl. LVI: figs. 2, 3 | 1992 |
| Navicula gomphonemoides Østrup | | image |
| Navicula gondwana | Lange-Bertalot | Biblioth. Diatomol. | 27: 111, pl. 57: figs. 1-6 | 1993 |
| Navicula gongii | D. Metzeltin & Y. Li in Z. Gong et al. | Phytotaxa | 208: 138, figs. 12-22 | 2015 |
| Navicula gonzalvesiana | H.P.Gandhi | image |
| Navicula goohon | M.S. Kulikovskiy, H. Lange-Bertalot & D. Metzeltin in Metzeltin et al. | Iconogr. Diatomol. | 23: 188, pl. 61: figs. 1, 2 | 2012 |
| Navicula gorjanovicii | Pantocsek | Beitr. Kenntn. Foss. Bacill Ungarns | 1: 25, pl. 9: fig. 8 | 1886 |
| Navicula gorjanovicii var. major | Pantocsek | image |
| Navicula gorjanovicii var. minor | Pantocsek | image |
| Navicula gotlandica f. minor | Cleve-Euler | image |
| Navicula gotlandica | Grunow | image |
| Navicula gottlandica | Grunow | image |
| Navicula gourdonii | M. Peragallo | image |
| Navicula gouwsii | Cholnoky | image |
| Navicula gracilis | Ehrenberg | image |
| Navicula gracilis f. constricta | Frenguelli | image |
| Navicula gracilis f. cuneata | Lauby | Bull. Serv. Carte Géol. France | 20(Bull. 125): 145, pl. XI: fig. 8 | 1910 |
| Navicula gracilis f. laevis | (Kützing) Rabenhorst | image |
| Navicula gracilis f. minutissima | Hustedt | image |
| Navicula gracilis var. acuminata f. constricta | Krasske | image |
| Navicula gracilis var. antarctica | M. Peragallo | image |
| Navicula gracilis var. cincta-magna | J. Brun | image |
| Navicula gracilis var. constricta | Ant. Mayer | Denkschr. K.-Baier. Bot. Ges. Regensburg | 19: 142, pl. II: fig. 33 | 1933 |
| Navicula gracilis var. genuina f. minor | Mayer | image |
| Navicula gracilis var. genuina | Mayer | image |
| Navicula gracilis var. laevis | Kützing | image |
| Navicula gracilis var. mandurahensis | J. John | Cryptog.: Algol. | 2: 138, pl. IV: fig. 9 | 1981 |
| Navicula gracilis var. neglecta | (Thwaites) G.S. West | J. Bot. (London) | 37: 291 | 1899 |
| Navicula gracilis var. obesa Østrup | | image |
| Navicula gracilis var. radiosa | (Kützing) Rabenhorst | image |
| Navicula gracilis var. recurva | Meister | Ber. Schweiz. Bot. Ges. | 47: 262, pl. 5: fig. 6 | 1937 |
| Navicula gracilis var. schizonemoides | Van Heurck | Syn. Diat. Belg.: | 83 | 1885 |
| Navicula gracilis var. vulpina | (Kützing) Rabenhorst | image |
| Navicula gracillima | (Gregory) Grunow | image |
| Navicula gracillima var. linearis | (Gregory) Rabenhorst | image |
| Navicula gracillima var. lucida | Heribaud | image |
| Navicula gracillima var. subcapitata | (Gregory) Rabenhorst | image |
| Navicula gracillima var. tenuis | (Gregory) Rabenhorst | image |
| Navicula graciloides | A. Mayer | image |
| Navicula graciloides f. minutissima | Hustedt | image |
| Navicula graciloides | Mayer | image |
| Navicula graciloides var. barodensis | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 175, pl. V: fig. 165) | 2020 |
| Navicula graciloides var. barodensis | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 175, pl. V: fig. 165 | 1998 |
| Navicula gradata | Hustedt | image |
| Navicula gradatoides | Cholnoky | image |
| Navicula graeffei_('graeffii') | Grunow | image |
| Navicula gralana | J.R. Carter & Denny | image |
| Navicula grammatostoma | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 143 | 1841 |
| Navicula grammitis | Bory | image |
| Navicula grammitis | Bory | image |
| Navicula granii | (Jørgensen) Gran | image |
| Navicula granii | Pantocsek | Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei | 23, pl. II: fig. 25 | 1909 |
| Navicula granoryza | Giffen | image |
| Navicula granulata | Bailey | image |
| Navicula granulata | Bailey | Smithsonian Contrib. Knowl. | 7{3}: 10, fig. 16 on pl. | 1854 |
| Navicula granulata | Brebisson | image |
| Navicula granulata | Brebisson | image |
| Navicula granulata | Ehrenberg | image |
| Navicula granulata f. minor | Van Heurck | image |
| Navicula granulata var. constricta | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XXVII: figs. 2, 3 (desc. on p. 145, 1899) | 1898 |
| Navicula granulata var. japonica | Skvortzov | image |
| Navicula granulata var. javanica | Leuduger-Fortmorel | image |
| Navicula granulata var. peragallorum | De Toni & Forti | image |
| Navicula granulata var. sublinearis | Cleve- Euler | image |
| Navicula granulifera | Skvortzov | image |
| Navicula granum | Schumann | image |
| Navicula granum-avenae | Schumann | image |
| Navicula grasmueckii | Lange-Bertalot | Biblioth. Diatomol. | 27: 112, pl. 54: figs. 1-9 | 1993 |
| Navicula grata | Pantocsek | image |
| Navicula grata | Pantocsek | image |
| Navicula gratissima | Hustedt | image |
| Navicula gravistriata | Patrick | image |
| Navicula gravistriata | R. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 111: 103, pl. 7: fig. 8 | 1959 |
| Navicula gregalis | Cholnoky | image |
| Navicula gregaria | Donkin | image |
| Navicula gregaria var. genuina | Cleve-Euler | image |
| Navicula gregaria var. reductissima | D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 130, pl. 53 | 2005 |
| Navicula gregaria var. rostellata | Mayer | image |
| Navicula gregaria var. thurholmensis | (Juhlin-Dannfelt) Cleve | image |
| Navicula gregarioides | Cholnoky | image |
| Navicula gregarioides f. lata | Cholnoky | image |
| Navicula gregoriana | Greville | image |
| Navicula gregoriana | O'Meara | Quart. J. Microscop. Sci., ser. 2, | 14: 259, illustrated by Gregory, J. Microscop. Sci. 4: pl. 5: fig. 16 | 1874 |
| Navicula gregorii | O'Meara | image |
| Navicula gregorii | Ralfs | image |
| Navicula gretharum | Simonsen | image |
| Navicula grevilleana | Hendey | image |
| Navicula grevillei var. apiculata | (Greville) A. Cleve-Euler | Ark. Bot. | 14{9}: 16 | 1915 |
| Navicula grevillei var. apiculata | (Greville) Cleve-Euler | image |
| Navicula grevillei var. arbusta | Proshkina-Lavrenko | image |
| Navicula grevillei var. pararhombica | Proshkina-Lavrenko | image |
| Navicula grevillei var. remotiva | Proshkina-Lavrenko | image |
| Navicula grevillei_('grevillii') | (C. Agardh) Heiberg | Conspect. Diatom. Dan.: | 83 | 1863 |
| Navicula grevilleoides | Hustedt | image |
| Navicula grevillii | (C. Agardh) Heiberg | image |
| Navicula grimmei | Krasske | image |
| Navicula grimmei var. castelli | Cholnoky | image |
| Navicula grimmei var. producta | Frenguelli | image |
| Navicula grimmei var. rostellata | Hustedt | Arch. Hydrobiol. suppl. | 15: 236, pl. XVII: fig. 13 | 1937 |
| Navicula grimmei_('Grimmii') | Krasske | Abh. Ver. Naturk. Cassel | 56: 45, pl. I: fig. 14 | 1925 |
| Navicula grimmeioides | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 41, pl. II: figs. 73-75 | 1998 |
| Navicula grimmii | Krasske | image |
| Navicula grimmioides | Cholnoky | image |
| Navicula grippii | Simonsen | image |
| Navicula groenlandica | Cleve | image |
| Navicula groschopfii | Hustedt | image |
| Navicula grossepunctata | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 271, pl. VIII: fig. 1 | 1944 |
| Navicula grovei | Cleve | image |
| Navicula groveoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 575(= key), 686, fig. 1685 | 1966 |
| Navicula grudeensis | Foged | image |
| Navicula gruendleri | (Cleve & Grunow) Cleve | image |
| Navicula gruendleri | Schmidt | image |
| Navicula gruendleri var. angusta | Hustedt | image |
| Navicula gruendleri var. symmetrica | Cleve | image |
| Navicula gruendleriana | O'Meara | image |
| Navicula grundtvigii | Foged | image |
| Navicula grunovii f. minor | A.W.F. Schmidt | image |
| Navicula grunovii | O´Meara | image |
| Navicula grunowii | Rabenhorst | image |
| Navicula guadalupensis | Manguin | image |
| Navicula guarujana | Zimmermann | image |
| Navicula guatemalensis | Cleve & Grove in Cleve | Diatomiste | 2: 144, pl. IX: fig. 2 | 1894 |
| Navicula guatemalensis var. minor | (Frenguelli) Frenguelli | image |
| Navicula guatemalensis var. pampeana | (Frenguelli) Frenguelli | image |
| Navicula guaynaboensis | Hagelstein | N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. | 8: 385, pl. 6: fig. 11 | 1939 |
| Navicula guayqueriae | Frenguelli | Rev. Mus. La Plata | 34: 353, pl. II: figs. 4, 5 | 1934 |
| Navicula guetharyana | Fusey | image |
| Navicula guihotii | Amosse | image |
| Navicula guinardiana | J. Brun | image |
| Navicula gujaratensis | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 180, pl. III: fig. 112) | 2020 |
| Navicula guluensis | Giffen | image |
| Navicula gurowii | Pantocsek | image |
| Navicula guttata | Grunow | image |
| Navicula guttata var. maxima | Cleve | image |
| Navicula guttata var. peragalloi_('Peragalli') | (Brun) Cleve | image |
| Navicula guttulifera | Rabenhorst | image |
| Navicula gutwinskii | Pantocsek | image |
| Navicula gyrinida | Mann | image |
| Navicula gysingensis | Foged | Bot. Not. | 1952: 167, fig. II:7 | 1952 |
| Navicula h | Karsten | image |
| Navicula h-album_('h album') | Cleve | image |
| Navicula habena | M.H. Hohn & Hellerman | image |
| Navicula habita | Hustedt | Bot. Not. | 1952: 399, fig. 116 | 1952 |
| Navicula hagelsteinii | Hustedt | image |
| Navicula hahni | Petit | image |
| Navicula hahnii var. stricta | M. Peragallo | image |
| Navicula halinae | A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 281, 432, pl. 130: 1-4 | 2000 |
| Navicula halionata | Pantocsek | image |
| Navicula halionata var. directa | Pantocsek | image |
| Navicula halionata var. magna | Hajós | image |
| Navicula halionata var. minor | Pantocsek | image |
| Navicula halionata var. robusta | (Pantocsek) Cleve | image |
| Navicula halophila | (Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 26{2}: 109 | 1894 |
| Navicula halophila f. nabogoensis | Foged | image |
| Navicula halophila f. robusta | Hustedt | Österr. Bot. Z. | 106: 401, figs. 1-3 | 1959 |
| Navicula halophila f. subcapitata | (Østrup) Hustedt | image |
| Navicula halophila f. tenuirostris | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 42: 52, fig. 76 | 1942 |
| Navicula halophila var. areata | Cholnoky | image |
| Navicula halophila var. arvernensis_('arvernense') | R. d'Aubert | image |
| Navicula halophila var. brevis | Skvortzov | image |
| Navicula halophila var. convergens | Proshkina-Lavrenko | image |
| Navicula halophila var. eusebioi | Héribaud | Diat. Foss. Auvergne | 3: 46, pl. XIII: fig. 32 | 1908 |
| Navicula halophila var. eusebioi | Heribaud | image |
| Navicula halophila var. fogedii | H.P. Gandhi ex Karthick in Guiry et al. | Notulae algarum | 133: 4, description and illustration in Gandhi (1998: 177, pl. II: figs. 87, 88) | 2020 |
| Navicula halophila var. fogedii | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 177, pl. II: figs. 87, 88 | 1998 |
| Navicula halophila var. gallica Østrup | | image |
| Navicula halophila var. genuina | Cleve-Euler | image |
| Navicula halophila var. major | Heribaud | image |
| Navicula halophila var. minuta | R. d'Aubert | image |
| Navicula halophila var. obscura | R. d'Aubert | image |
| Navicula halophila var. okamurae | Skvortzov | image |
| Navicula halophila var. reducta | Husted | image |
| Navicula halophila var. rostrata | Skvortzov | image |
| Navicula halophila var. subcapitata | Østrup | Danske Diat.: | 29, pl. I: fig. 22 | 1910 |
| Navicula halophila var. subcapitata Østrup | | image |
| Navicula halophila var. szelidensis | Szemes | image |
| Navicula halophilioides | Hustedt | Österr. Bot. Z. | 106: 402: figs. 4-7 | 1959 |
| Navicula hambergii | Hustedt in Hamberg, A. (ed.) | Naturwissenschaftliche Untersuchungen des Sarekgebirges in Schwedisch-Lappland, Bot. | 3(6): 562, pl. 17: fig. 2 | 1924 |
| Navicula hamiltonii | A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 282, 433, pl. 130: figs. 5-11 | 2000 |
| Navicula hamulifera | Grunow | image |
| Navicula hamulifera var. interrupta | Cleve | image |
| Navicula hamulifera var. plicata | Proshkina-Lavrenko | image |
| Navicula hancockiae_('hancockii') | F.R. Schoeman in Schoeman & Meaton | CSIR Special Report WAT | 64: 24 | 1982 |
| Navicula hangaica | V.S. Vishnyakov, M.S. Kulikovskiy, S.I. Genkal & N.I. Dorofeyuk | Bot. Zhurn. | 100: 1102, pl. II: figs. 8-21 | 2015 |
| Navicula hangchowensis | Skvortzov | image |
| Navicula hankae | Skvortzov | image |
| Navicula hanseatica | H. Lange-Bertalot & K. Stachura in A. Witkowski, H. Lange-Bertalot, & K. Stachura | Cryptogamie: Algologie | 19: 87, figs. 23-27 | 1998 |
| Navicula hanseatica | Stachura & H. Lange-Bertalot apud D. Metzeltin & A. Witkowski in H. Lange-Bertalot (ed.) | Iconographia diatomologica | 4: pl. 61: figs. 12, 13 | 1996 |
| Navicula hanseatica subsp. circumarctica | A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 282, 433, pl. 120: figs. 1-6 | 2000 |
| Navicula hanseniana | J.J. Lee & Reimer | image |
| Navicula hansenii_('hanseni') | M. Møller | image |
| Navicula hantkenii | Pantocsek | image |
| Navicula haradae_('Haradaae') | Pantocsek | image |
| Navicula harbinensis | Skvortzov | image |
| Navicula harderi | Hustedt in Brendemühl | Arch. Mikrobiol. | 14: 439, fig. 4 | 1949 |
| Navicula hariola | Cholnoky | image |
| Navicula harmoniae | L.L. Bahls | Proc. Acad. Nat. Sci. Philadelphia | 163: 80, figs. 161-173 | 2014 |
| Navicula harpa | Ehrenberg | image |
| Navicula harrisoniana | Cholnoky | image |
| Navicula hartii | Cholnoky | Rev. Biol. [Lisboa] | 3: 242, pl. VIII: figs. 15-17; pl. IX: figs. 10, 11 | 1963 |
| Navicula hartzii | Foged | image |
| Navicula hassiaca | Krasske | Abh. Ver. Naturk. Cassel | 56: 47, pl. II: fig. 26 | 1925 |
| Navicula hassiaca | Krasske | image |
| Navicula hassiaca | Krasske | image |
| Navicula hasta f. minor | Skvortzov | image |
| Navicula hasta | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 3: 69 (1905), pl. V: fig. 74; pl. XIV: fig. 213 | 1892 |
| Navicula hasta var. austrolacustris | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 186, pl. 57 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula hasta var. baicalensis | E.V. Rodionova & G.V. Pomazkina in Pomazkina, Rodionova, & Sherbakova | Limnol. Freshw. Biol. | 2019: 186, pl. 58 in Pomazkina et al., Benthic diatom algae of the family Naviculaceae of Lake Baikal (2018) | 2019 |
| Navicula hasta var. fossilis | Skvortzov | image |
| Navicula hasta var. gracilis | Skvortzov | Philipp. J. Sci. | 61: 275, pl. 7: fig. 9 | 1936 |
| Navicula hasta var. punctata | Boyer | image |
| Navicula hasta var. undulata | (Skvortzov) H. Kobayasi in S. Mayama, M. Idei, K. Osada, & T. Nagumo | Diatom | 18: 89 | 2002 |
| Navicula hastaeformis | Cholnoky | image |
| Navicula hastata | Jurilj | image |
| Navicula hastatula | H. Lange-Bertalot & A. Miho in H. Lange-Bertalot | Diatoms of Europe | 2: 39, 226, pl. 56: figs. 1-8 | 2001 |
| Navicula hauckii | Cleve | image |
| Navicula haueri | Grunow | image |
| Navicula haueri var. angustior | Pantocsek | image |
| Navicula hawaiiensis | J.R. Johansen | image |
| Navicula haynaldii | Pantocsek | image |
| Navicula haytiana | Truan y Luard & Witt | image |
| Navicula hazslinszkyi | Pantocsek | image |
| Navicula hebes f. bivittata | Rabenhorst | image |
| Navicula hebes | Ralfs | image |
| Navicula hecateia | Cholnoky | image |
| Navicula hedinii_('hedini') | Hustedt in Hedin, | Southern Tibet | 6(3): 132, pl. IX: fig. 36 | 1922 |
| Navicula heeri_('Heerii') | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 2: 47, pl. 11: fig. 195; pl. 12: fig. 210 | 1889 |
| Navicula heeri_('heerii') | Pantocsek | image |
| Navicula heilprinensis | Foged | image |
| Navicula heimansii van | Dam & Kooyman | image |
| Navicula heimansioides | Lange-Bertalot | Biblioth. Diatomol. | 27: 113, pl. 62: figs. 7-10 | 1993 |
| Navicula heimansioides | Lange-Bertalot in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 70: figs. 1-8 | 1991 |
| Navicula heimii | Manguin | image |
| Navicula heimii var. citriformis | Manguin | image |
| Navicula helea | Frenguelli | image |
| Navicula helensis | P. Schulz | Bot. Arch. | 13: 217, fig. 110 | 1926 |
| Navicula helensoides | Archibald | image |
| Navicula helmandensis | Foged | image |
| Navicula helminae | Heiden | image |
| Navicula helvetica f. rostrata | Hustedt | image |
| Navicula helvetica | J. Brun | image |
| Navicula helvetica var. woltereckii_('Wolterecki') | Hustedt | Int. Rev. Gesamten Hydrobiol. | 42: 68, figs. 127-130 | 1942 |
| Navicula hemiptera | Kützing | image |
| Navicula hemiptera var. angusta | Heribaud | image |
| Navicula hemiptera var. bielawskii | Heribaud & M. Peragallo | image |
| Navicula hemiptera var. gibba | Heribaud | image |
| Navicula hemiptera var. stauroneiformis | (W. Smith) Lagerstedt | image |
| Navicula hemiviridula | M. Peragallo | image |
| Navicula henckeli | Skvortzov & Meyer | image |
| Navicula hennedyella | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 359(= key), 467, fig. 1526 | 1964 |
| Navicula hennedyi f. bacillifera | (Pantocsek) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 58 | 1895 |
| Navicula hennedyi f. californica | (Greville) Hustedt | image |
| Navicula hennedyi f. couperi_('couperii') | (Bailey) Hustedt | image |
| Navicula hennedyi f. cuneata | (A.Schmidt) Hustedt | image |
| Navicula hennedyi f. granulata | (Grunow) Hustedt | image |
| Navicula hennedyi f. insulans | Jurilj | image |
| Navicula hennedyi f. le-tourneurii | (Pantocsek) Hustedt | image |
| Navicula hennedyi f. longesulcata | Hustedt | image |
| Navicula hennedyi f. maculans | Jurilj | image |
| Navicula hennedyi f. major | Heiden | image |
| Navicula hennedyi f. minor | Jurilj | image |
| Navicula hennedyi f. obesa | Jurilj | image |
| Navicula hennedyi f. subrostrata | P. Schulz | image |
| Navicula hennedyi f. typica | Hustedt | image |
| Navicula hennedyi f. undulata | (Cleve) Hustedt | image |
| Navicula hennedyi var. aemilia | Forti | image |
| Navicula hennedyi var. africana | Tempère & Peragallo | Diat. Monde Entier, ed. 2: | 82 | 1908 |
| Navicula hennedyi var. bacillifera | (Pantocsek) Fricke | A. Schmidt's Atlas: | 49 | 1902 |
| Navicula hennedyi var. brachypleura | Forti | image |
| Navicula hennedyi var. californica | (Greville) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 58 | 1895 |
| Navicula hennedyi var. caliginosa | (Cleve & Grove) Cleve | image |
| Navicula hennedyi var. caliginosa | Cleve & Grove | image |
| Navicula hennedyi var. centraster | Cleve | image |
| Navicula hennedyi var. circumsecta | (Grunow ex A. Schmidt) A. Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 58 | 1895 |
| Navicula hennedyi var. circumsecta | (Grunow) Cleve | image |
| Navicula hennedyi var. controversa | A.W.F. Schmidt | image |
| Navicula hennedyi var. crassa | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XXV: fig. 4 (desc. on p. 139, 1899) | 1898 |
| Navicula hennedyi var. cuneata | A.W.F. Schmidt | image |
| Navicula hennedyi var. dentata | Jurilj | image |
| Navicula hennedyi var. difficilis | (Pantocsek) Cleve | image |
| Navicula hennedyi var. finitima | Cleve | image |
| Navicula hennedyi var. fossilis | Pantocsek | image |
| Navicula hennedyi var. furcata | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. XXIV: figs. 16, 17 (desc. on p. 141, 1899) | 1897 |
| Navicula hennedyi var. granulata | Grunow in A. Schmidt | Atlas: | Pl. 3: fig. 3 | 1874 |
| Navicula hennedyi var. lumbricina | Jurilj | image |
| Navicula hennedyi var. luxuosa | Cleve-Euler | image |
| Navicula hennedyi var. manca | A.W.F. Schmidt | image |
| Navicula hennedyi var. manca | Schmidt | Atlas Diat.: | Pl. 3, fig. 17 | 1874 |
| Navicula hennedyi var. maxima | Cleve | image |
| Navicula hennedyi var. minuta | Cleve | image |
| Navicula hennedyi var. neapolitana | Cleve | image |
| Navicula hennedyi var. nebulosa | (Gregory) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 58 | 1895 |
| Navicula hennedyi var. nebulosa | Jurilj | image |
| Navicula hennedyi var. nicaensis | H. Peragallo | image |
| Navicula hennedyi var. nicaensis | Peragallo | Bull. Soc. Hist. Nat. Toulouse | 22: 55, pl. V: fig. 39 | 1888 |
| Navicula hennedyi var. schleinitzii | (Janisch) Cleve | image |
| Navicula hennedyi var. sordida | Jurilj | image |
| Navicula hennedyi var. subrostrata | C. Mereschkowsky | image |
| Navicula hennedyi var. tahitensis | Cleve | image |
| Navicula hennedyi var. tenuistriata | Cleve | image |
| Navicula hennedyi var. tigrina | Jurilj | image |
| Navicula hennedyi var. undulata | Cleve | image |
| Navicula hennedyi var. venustoides | Mereschkowsky | image |
| Navicula hennedyi var. vermicularis | Jurilj | image |
| Navicula hennedyi | W. Smith | Syn. Brit. Diat. | II: 93 | 1856 |
| Navicula hennedyoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 365(= key), 396, fig. 1479 | 1964 |
| Navicula henriquesii | Zimmermann | image |
| Navicula herbstiae | D. Metzeltin & H. Lange-Bertalot in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 5: 141, pl. 76: figs. 4-7; pl. 77: fig. 8 | 1998 |
| Navicula heribaudii f. curta | Skvortzov & Meyer | image |
| Navicula heribaudii var. elongata | Skvortzov & Meyer | image |
| Navicula heribaudii_('Heribaudi') | M. Peragallo | image |
| Navicula heroina | A. Schmidt | Atlas: | pl. 43: fig. 2 | 1876 |
| Navicula heroina | A.W.F. Schmidt | image |
| Navicula herrmannii_('Herrmanii') | Reichelt in Cleve | Diatomiste | 2: 144, pl. IX: fig. 1 | 1894 |
| Navicula heteroflexa | Pantocsek | image |
| Navicula heteroflexa var. constricta | Pantocsek | image |
| Navicula heteroflexa var. minor | Pantocsek | image |
| Navicula heteropunctata_('hetero-punctata') | T.G. Chin & Z. Cheng | Journal of the University of Amoy (Xiamen) | 3: 144, figs. C, D | 1979 |
| Navicula heterostauron | Germain | image |
| Navicula heterostauron | H. Germain | Bull. Soc. Franc\*,. Microscop. | 6: 13, pl. I: fig. 7 | 1937 |
| Navicula heterostauron var. rostrata | Germain | image |
| Navicula heterostauron var. rostrata | H. Germain | Bull. Soc. Franc\*,. Microscop. | 6: 13, pl. I: fig. 8 | 1937 |
| Navicula heterostriata | P. Fusey | image |
| Navicula heterovalvata | R. Simonsen in Hinz, Simonsen, & Crawford | Diatom Res. | 27: 86 | 2012 |
| Navicula heterovalvata | R. Simonsen | Kieler Meeresf. | 15: 81, pl. 11: figs. 7-12 | 1959 |
| Navicula heterovalvata | Simonsen | image |
| Navicula heufleri | Grunow | image |
| Navicula heufleriana | (Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 26{2}: 130 | 1894 |
| Navicula heufleriana var. minor | J.W.G. Lund | New Phytologist | 45: 73, fig. 6 I, J. | 1946 |
| Navicula heufleriana var. septentrionalis | Hustedt | Naturwiss. Untersuch. Sarekgebirges Schwedish-Lappland | 3: 556, pl. 17: fig. 4 | 1924 |
| Navicula hevesensis | Pantocsek | image |
| Navicula heviziana_('héviziana') | Gallik | Pannonhalmi Szemele | 10(1): 66, figs. 9-12 | 1935 |
| Navicula hexagona | Torka | Hedwigia | 73: 27, fig. 2 | 1933 |
| Navicula hexapla | A.W.F. Schmidt | image |
| Navicula hibernica | O'Meara | image |
| Navicula hibernica | O'Meara | image |
| Navicula higleri | A. Witkowski & H. Lange-Bertalot in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 310, figs. 82-91 | 2009 |
| Navicula hilarula | Pantocsek | image |
| Navicula hilliardii | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 181 | 1996 |
| Navicula hilliardii | E. Manguin | Rev. Alg. n.s. | 5: 274, pl. II(27): fig. 17 | 1961 |
| Navicula hilliardii | Manguin | image |
| Navicula hilliardii var. pseudosiliculaoides | (Foged) Foged | image |
| Navicula hilseana | Janisch | image |
| Navicula hintzii | Lange-Bertalot | Biblioth. Diatomol. | 27: 114, pl. 61: figs. 15-18 | 1993 |
| Navicula hintzii | Lange-Bertalot in Krammer & Lange-Bertalot in H. Ettl et al. (eds.) | Süsswasserfl. Mitteleuropa | 2{4}: pl. 63: figs. 9-12 | 1991 |
| Navicula hippocampus | Ehrenberg | image |
| Navicula hippocampus var. laevis | Ehrenberg | image |
| Navicula hippocampus var. striata | (Corda) Ehrenberg | image |
| Navicula hippodontafallax | A. Witkowski & Chunlian Li in Witkowski et al. | J. Coastal Res. | 74(special issue): 182, figs. 3u, 6a-d | 2016 |
| Navicula hippodontiformis_('hippodontaformis') | A. Witkowski, C. Riaux-Gobin, & G. Daniszewska-Kowalczyk | Vie et Milieu | 60: 123, figs. 52-65 | 2010 |
| Navicula hirudo | Rabenhorst | image |
| Navicula hitchcockii | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1841: 144 | 1841 |
| Navicula hitchcockii | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 418 | 1843 |
| Navicula hitchcockii var. intermedia | Lauby | image |
| Navicula hochstetteri | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 13: 153, pl. 14: fig. 2 | 1863 |
| Navicula hochstetteri var. patagonica | Frenguelli | Rev. Mus. La Plata, n.s. Bot. | 2: 212, pl. I: fig. 14 | 1939 |
| Navicula hochstetteri var. placita | (Grove & Sturt) Cleve | image |
| Navicula hochstetteriana | Grunow | image |
| Navicula hodgeana | Patrick & Freese | Proc. Acad. Nat. Sci. Philadelphia | 112: 189, pl. 2: fig. 2 | 1961 |
| Navicula hoefleri | Cholnoky & Schindler | image |
| Navicula hoevsgoelreinhardtii | M.B. Edlund & N. Soninkhishig | Beih. Nova Hedwigia | 135: 242, figs. 15-26 | 2009 |
| Navicula hoffmannii | Pantocsek | image |
| Navicula hofmanniae | Lange-Bertalot | Biblioth. Diatomol. | 27: 116, pl. 48: figs. 12-18; pl. 49: figs. 1, 2 | 1993 |
| Navicula hollandica | Cholnoky | image |
| Navicula hollerupensis | Foged | image |
| Navicula holmenii | Foged | image |
| Navicula holmenii | N. Foged | Meddel. Gronland | 128{7}: 56, pl. VII: fig. 6 | 1955 |
| Navicula holmiensis | Cleve | image |
| Navicula holstii | Cleve | image |
| Navicula holubyi | Pantocsek | image |
| Navicula homburgiana | Hustedt | image |
| Navicula hordeiformis | Pantocsek | image |
| Navicula hornigii | Pantocsek | image |
| Navicula horstii | D. Metzeltin in D. Metzeltin & H. Lange-Bertalot | Iconogr. Diatomol. | 11: 36, pl. 24: figs. 1-5; pl. 25 | 2003 |
| Navicula hospes | A.W.F. Schmidt | image |
| Navicula howeana | Hagelstein | N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. | 8: 385, pl. 7: fig. 1 | 1939 |
| Navicula hudsonis | Grunow ex Cleve | Diatomiste | 1: 77, pl. XII: fig. 8 | 1892 |
| Navicula huei | Héribaud | Diat. Foss. Auvergne | 2: 62, pl. IX: fig. 26 | 1903 |
| Navicula huei | Heribaud | image |
| Navicula huei var. lata | Lauby | image |
| Navicula hugenottarum | Cholnoky | image |
| Navicula humboldtiana | H. Lange-Bertalot & U. Rumrich in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 157, pl. 54: figs. 1-6 | 2000 |
| Navicula humerosa | Brébisson ex W. Smith | Syn. Brit. Diat. | II: 93 | 1856 |
| Navicula humerosa | Brebisson ex W. Smith | image |
| Navicula humerosa f. capensis | Giffen | image |
| Navicula humerosa f. constricta | (Cleve) Hustedt | image |
| Navicula humerosa f. minor | Heiden | image |
| Navicula humerosa var. constricta | Cleve | image |
| Navicula humerosa var. densestriata | Cleve-Euler | image |
| Navicula humerosa var. elongata | Pantocsek | image |
| Navicula humerosa var. fuchsii | (Pantocsek) Cleve | image |
| Navicula humerosa var. fuscata | (Schumann) O'Meara | image |
| Navicula humerosa var. lata | Mölder | image |
| Navicula humerosa var. ovalis | Frenguelli | Rev. Mus. La Plata, n.s. 1. Secc. Paleontología | 5: 301, pl. I: 12 | 1938 |
| Navicula humerosa var. quadrata | (Gregory) O'Meara | image |
| Navicula humilis | Donkin | image |
| Navicula humjibreensis | Foged | image |
| Navicula hummii | Hustedt | Duke Univ. Mar. Sta. Bull. | 6: 23, pl. 8: figs. 8-10, 24 | 1955 |
| Navicula hungarica f. elegans Østrup | | image |
| Navicula hungarica f. ovalis | Frenguelli | image |
| Navicula hungarica | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 10: 539, pl. 1: fig. 30 | 1860 |
| Navicula hungarica var. acuta | Cleve-Euler | image |
| Navicula hungarica var. arctica | Patrick & Freese | image |
| Navicula hungarica var. arctica | R. Patrick & L.R. Freese | Proc. Acad. Nat. Sci. Philadelphia | 112: 207, pl. 2: fig. 16 | 1961 |
| Navicula hungarica var. capitata | (Ehrenberg) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 16 | 1895 |
| Navicula hungarica var. elegans | (Østrup) Cleve-Euler | image |
| Navicula hungarica var. genuina | Mayer | image |
| Navicula hungarica var. humilis | (Donkin) Gutwinski | image |
| Navicula hungarica var. intermedia | Skabichevskij | Bot. Zhurn. SSSR | 21: 712(R), 720, pl. I: fig. 12 | 1936 |
| Navicula hungarica var. lanceolata | Skvortzov | image |
| Navicula hungarica var. lanceolata Østrup | | image |
| Navicula hungarica var. linearis | Østrup | Danske Diat.: | 79, pl. II: fig. 53 | 1910 |
| Navicula hungarica var. linearis Østrup | | image |
| Navicula hungarica var. luneburgensis | Grunow | Beitr. Paläontol. Österr.-Ung. | 2: 156, pl. XXX: figs. 43, 44 | 1882 |
| Navicula hungarica var. obtusa | R.F. Bastow | Rep. & Trans. Devonshire Assoc. Advancem. Sci., Lit. & Art | 89: 270, figs. 4, 4a | 1957 |
| Navicula hungarica var. ovalis | (Frenguelli) Frenguelli | image |
| Navicula hungarica var. rechingeri | Stockmayer in Zahlbruckner, | Annalen des Naturhistorischen Museums in Wien | 19: 406, fig. | 1904 |
| Navicula huniensis | Foged | image |
| Navicula hustedtiana | R. Simonsen | Kieler Meeresf. | 15: 79, pl. 11: fig. 28 | 1959 |
| Navicula hustedtiana | Simonsen | image |
| Navicula hustedtii f. philippina | Skvortzov | image |
| Navicula hustedtii | Krasske | Bot. Arch. | 3: 198, fig. 3 | 1923 |
| Navicula hustedtii var. rhodesica | Cholnoky | image |
| Navicula hyalina | (Ehrenberg) Kützing | image |
| Navicula hyalina | Donkin | image |
| Navicula hyalina | Hajós | image |
| Navicula hyalina var. fossilis | Pantocsek | image |
| Navicula hyalina var. minima | Bristol | image |
| Navicula hyalinula | De Toni | Syll. Alg. | 2: 92 | 1891 |
| Navicula hyalosira | Cleve | image |
| Navicula hyalosirella | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 335, fig. 1448 | 1962 |
| Navicula hybrida | M. Peragallo & Heribaud | image |
| Navicula hyperborea | Grunow | Ver. K. Zool.-Bot. Ges. Wien | 10: 531, pl. 1: fig. 16 | 1860 |
| Navicula hyrtlii f. minor Østrup | | image |
| Navicula hyrtlii | Pantocsek | image |
| Navicula hyrtlii var. linearis Østrup | | image |
| Navicula iasnitskii | Skvortzov & Meyer | image |
| Navicula iasnitskii var. obtusa | Skvortzov & Meyer | image |
| Navicula iberica | Azpeitia | image |
| Navicula icostauron | (Ehrenberg) O'Meara | image |
| Navicula icostauron | Grunow | image |
| Navicula icostauron var. conifera | J. Brun & Héribaud in Héribaud | Diat. Auvergne | 91, pl. II: fig. 2 | 1893 |
| Navicula icostauron var. conifera | J. Brun & Heribaud | image |
| Navicula ignobilis | Krasske | image |
| Navicula ignobilis | Pantocsek | image |
| Navicula ignorata | H. Schimanski | Nova Hedwigia | 30: pl. VI: figs. 1-9 | 1978 |
| Navicula ignorata | Schimanski | image |
| Navicula ignota | Krasske | Hedwigia | 72: 116, fig. 19 | 1932 |
| Navicula ignota var. acceptata | (Hustedt) Lange-Bertalot in Krammer & Lange-Bertalot | Bibliotheca Diatomologica | 9: 75 | 1985 |
| Navicula ignota var. acceptata | (Hustedt) Lange-Bertalot in E. Reichardt | Bibliotheca Diatomologica | 6: 47 | 1984 |
| Navicula ignota var. anglica | J.W.G. Lund | image |
| Navicula ignota var. palustris | (Hustedt) J.W.G. Lund | image |
| Navicula ignota var. tahitiensis | Coste & Ricard | Ouvrage Mémoire Henry Germain: | 44, fig. 2: 12, 23; fig. 6: 12-14 | 1990 |
| Navicula ikarii var. curta | Skvortzov | Bot. Mag. [Tokyo] | 43: 59, fig. 12 | 1929 |
| Navicula ikarii var. nipponica | Skvortzov | image |
| Navicula ikarii_('jkarii') | Skvortzov | Bot. Mag. [Tokyo] | 43: 59, fig. 6 | 1929 |
| Navicula illicita | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 181 | 1996 |
| Navicula illicita | E. Manguin | Rev. Alg. n.s. | 5: 275, pl. I(26): fig. 43 | 1961 |
| Navicula illicita | Manguin | image |
| Navicula illinoensis | Ehrenberg | image |
| Navicula illustra var. antiqua | Heiden | image |
| Navicula illustra var. cuneata | Heiden | image |
| Navicula illustrioides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 408 | 1964 |
| Navicula illustris | Krasske | image |
| Navicula illustris | Pantocsek | image |
| Navicula illustris var. neapolitana | Hustedt | image |
| Navicula illustris_('illustra') | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 3: pl. 2: fig. 17 (no description) | 1874 |
| Navicula ilopangoensis | Hustedt | image |
| Navicula imbecilla | Cholnoky | image |
| Navicula imbellis | M.H. Hohn & Hellerman | image |
| Navicula imbricata | W. Bock | Nova Hedwigia | 5: 228, pl. 30: figs. 150-160 | 1963 |
| Navicula imitans | A. Mann | Bull. U.S. Natl. Mus. | 100{6}: 104, pl. 22: figs. 5, 6 | 1925 |
| Navicula impangenica | Cholnoky | image |
| Navicula impercepta | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 361 (=key), 471 fig. 1530 | 1964 |
| Navicula imperfecta | Cleve | Vega-Exped. Vetensk. Iaktt. | 3: 466, pl. 36: fig. 34 | 1883 |
| Navicula imperfecta var. antarctica | Heiden | image |
| Navicula imperfecta var. lanceolata | Heiden | image |
| Navicula imperialis | (Ehrenberg) Kützing | image |
| Navicula impertila | M.H. Hohn & Hellerman | image |
| Navicula impexa | Hustedt | image |
| Navicula implana | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 356 (=key), 429 fig. 1501 | 1964 |
| Navicula impleta | Cleve & Grove | image |
| Navicula importuna | Hustedt | Ber. Deutsch. Bot. Ges. | 60: 67, figs. 24, 25 | 1942 |
| Navicula impossibilis | Cholnoky | image |
| Navicula impressa | Grunow | image |
| Navicula impressa | Lagerstedt | image |
| Navicula impressa | Lagerstedt | image |
| Navicula inaequalis | Crouan fr. | image |
| Navicula inaequalis | Crouan fr. | image |
| Navicula inaequalis | Ehrenberg | Ann. Phys. u. Chem. | 38: 221, pl. III: fig. III-2 | 1836 |
| Navicula inaequilatera | Lagerstedt | Bih. K. Svenska Vet.-Akad. Handl. | 1{14}: 33, pl. II: fig. 10 | 1873 |
| Navicula inaequistriata | Rattray | Trans. Royal Soc. Edinburgh | 33: 426, pl. XXIX: fig. 4 | 1888 |
| Navicula inattingens | R. Simonsen | Kieler Meeresf. | 15: 78, pl. 11: figs. 19, 20 | 1959 |
| Navicula inaurata | Hendey | J. Roy. Microscop. Soc. | ser. 3, 77: 64, pl. III: fig. 7 | 1958 |
| Navicula incarum | H. Lange-Bertalot & U. Rumrich in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 158, pl. 49: figs. 7-16 | 2000 |
| Navicula incerta f. asiatica | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 22, pl. 5: fig. 8 | 1935 |
| Navicula incerta | Grunow | image |
| Navicula incertata | Lange-Bertalot | image |
| Navicula incisa | Meister | image |
| Navicula incisa | O'Meara | image |
| Navicula inclementis | Hendey | image |
| Navicula inclinata | Hustedt | image |
| Navicula includens | Pantocsek | image |
| Navicula incoacta | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 560(= key), 619, fig. 1617 | 1966 |
| Navicula incognita | Krasske | Hedwigia | 72: 112, fig. 14 | 1932 |
| Navicula incognita var. capitata | Hustedt | Arch. Hydrobiol. Suppl. | 15: 259, pl. XX: figs. 13, 14 | 1937 |
| Navicula incomitatus | M.H. Hohn & Hellerman | image |
| Navicula incomperta | Lewis | image |
| Navicula incomperta var. fossilis | Pantocsek | image |
| Navicula incomposita | Hagelstein | N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. | 8: 386, pl. 7: fig. 2 | 1939 |
| Navicula incomposita var. minor | Hagelstein | N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. | 8: 386, pl. 7: fig. 3 | 1939 |
| Navicula incompta | Krasske | image |
| Navicula incompta var. incurva | C.W. Reimer | J. Iowa Acad. Sci. | 97: 149, fig. 2 | 1990 |
| Navicula incongruens | Hendey | image |
| Navicula inconspicua | Gregory | image |
| Navicula incudiformis | Grunow | image |
| Navicula inculta | Manguin | image |
| Navicula inculta | Pantocsek | image |
| Navicula incurva | Auerswald | image |
| Navicula incurva | Gregory | image |
| Navicula incurva var. minor | Gutwinski | image |
| Navicula incurvata | Gregory | image |
| Navicula incus | Grunow | image |
| Navicula incus var. abbreviata | Grunow | image |
| Navicula indefinita | M. Peragallo | image |
| Navicula indemnis | M.H. Hohn & Hellerman | image |
| Navicula index | Tempère & Brun | image |
| Navicula indianensis | Reimer | image |
| Navicula indica | Ehrenberg | image |
| Navicula indica | Greville | image |
| Navicula indifferens | Hustedt | Ber. Deutsch. Bot. Ges. | 60: 67, figs. 27-30 | 1942 |
| Navicula indigens | A. Mann | image |
| Navicula inducens | Cholnoky | image |
| Navicula indulgens | R. Simonsen in Hinz, Simonsen, & Crawford | Diatom Res. | 27: 86 | 2012 |
| Navicula indulgens | R. Simonsen | Kieler Meeresf. | 15: 81, pl. 11: figs. 3, 4 | 1959 |
| Navicula indulgens | Simonsen | image |
| Navicula inelegans | Grove & Sturt | image |
| Navicula inexacta | A. Mann | image |
| Navicula inexpectans | J.R. Carter | image |
| Navicula inexplorata | Krasske | Arch. Hydrobiol. | 35: 392, pl. XII: fig. 6 | 1939 |
| Navicula infaceta | Cholnoky | image |
| Navicula infirma | Grunow | image |
| Navicula infirma | Manguin | image |
| Navicula infirmata | Hustedt & Manguin | image |
| Navicula infirmitata | Giffen | Botanica Marina | 18: 83, pl. II: figs. 69-73 | 1975 |
| Navicula inflasa | Rabenhorst | image |
| Navicula inflata | (Kützing) Kützing | image |
| Navicula inflata | Gandhi | image |
| Navicula inflata | H.P. Gandhi | Beih. Nova Hedwigia | 31: 775, pl. II: fig. 70 | 1970 |
| Navicula inflata var. rostrata | D. McCall | image |
| Navicula inflata var. striata | Kützing | image |
| Navicula inflatoides | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 261 | 1998 |
| Navicula inflexa | (Gregory) Ralfs | image |
| Navicula inflexa var. biharensis | Pantocsek | image |
| Navicula infossa | B. Laslandes & J.P. Kociolek in Kociolek et al. | Biblioth. Diatomol. | 61: 29, pl. 37: figs. 1-6; pl. 38: figs. 1-3 | 2014 |
| Navicula infrenis | M.H. Hohn & Hellerman | image |
| Navicula ingapirca | U. Rumrich & H. Lange-Bertalot in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 159, pl. 52: figs. 3-8 | 2000 |
| Navicula ingens | A. Mann | image |
| Navicula ingenua | Hustedt | Abh. Naturw. Ver. Bremen | 34: 301, text-fig. 19-20 | 1957 |
| Navicula ingoldii | Foged | image |
| Navicula ingrata f. capitata | Krasske | image |
| Navicula ingrata | Krasske | image |
| Navicula ingstadii | Foged | Tromsö Museums Skrifter | 11: 87, pl. IX: fig. 17 | 1964 |
| Navicula ingustata | Cholnoky | image |
| Navicula inhalata | A. Schmidt | Atlas Diat.: | pl. 2: fig. 30 | 1874 |
| Navicula inhalata | A.W.F. Schmidt | image |
| Navicula inhalata var. biharensis | Pantocsek | image |
| Navicula inhalata var. lanceolata | Cleve | image |
| Navicula iniqua | Krasske | image |
| Navicula injusta | R. Simonsen | Kieler Meeresf. | 15: 80, pl. 11: fig. 22 | 1959 |
| Navicula injusta | Simonsen | image |
| Navicula innommata | Leuduger-Fortmorel | image |
| Navicula inornata | Grunow | image |
| Navicula inpunctata | Cholnoky | image |
| Navicula inquisitor | Cholnoky | image |
| Navicula inscendens | Pantocsek | image |
| Navicula inscriptura | Hendey | Beih. Nova Hedwigia | 54: 374, fig. 9 | 1977 |
| Navicula insepta | J.R. Carter & Denny | image |
| Navicula insequens | Hustedt | image |
| Navicula inserata f. undulata | (Hustedt) Hustedt | image |
| Navicula inserata | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 125, fig. 18 | 1955 |
| Navicula inserata var. elliptica | Cholnoky | image |
| Navicula inserata var. undulata | Hustedt | Ber. Deutsch. Bot. Ges. | 68: 125, figs. 16, 17 | 1955 |
| Navicula inseriata | Hajós | image |
| Navicula insignificans | Mann | image |
| Navicula insignis | Pantocsek | image |
| Navicula insignita f. minor | É. Manguin in P. Bourrelly & É. Manguin | Alg. Guadeloupe: | 69, pl. III: fig. 84 | 1952 |
| Navicula insignita f. minor | Manguin | image |
| Navicula insignita | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 42: 73, figs. 139-141 | 1942 |
| Navicula insignita var. rostrata | Suxena | image |
| Navicula insociabilis | Krasske | Hedwigia | 72: 114, fig. 17 | 1932 |
| Navicula insociabilis var. dissipatoides | Hustedt | Abh. Naturwiss. Ver. Bremen | 34: 303, fig. 27 | 1957 |
| Navicula insociabilis var. lanceolata | Skvortzov | image |
| Navicula insolita | É. Manguin ex J.P. Kociolek & B. Reviers | Cryptogamie: Algologie | 17(3): 181 | 1996 |
| Navicula insolita | É. Manguin | Rev. Algol., ser. 2, | 5: 275, pl. II(27): fig. 8 | 1961 |
| Navicula insolita | Manguin | image |
| Navicula insolubilis | Cholnoky | image |
| Navicula instabilis | A. Schmidt | Atlas | pl. 43: figs. 35-40 | 1876 |
| Navicula instabilis | A.W.F. Schmidt | image |
| Navicula insularis | Ehrenberg | image |
| Navicula insulsa | D. Metzeltin & H. Lange-Bertalot in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 5: 142, pl. 75: figs. 4-6 | 1998 |
| Navicula insulsa | Manguin | image |
| Navicula insuta | Manguin | image |
| Navicula intacta | Pantocsek | image |
| Navicula integra | (W. Smith) Ralfs in Pritchard | Hist. Inf. ed. 4: | 895 | 1861 |
| Navicula integra var. conspicua | A. Cleve-Euler | image |
| Navicula integra var. conspicua | Backman & Cleve-Euler | image |
| Navicula integra var. elliptica | Krasske | image |
| Navicula integra var. gibba | Pantocsek | image |
| Navicula integra var. helvetica | Limanowska | Arch. Hydrobiol. | 7: 365, no fig. | 1912 |
| Navicula integra var. maculata | T.G. Chin & Z. Cheng | Journal of the University of Amoy (Xiamen) | 3: 145, fig. F | 1979 |
| Navicula integra var. truncata | Hustedt | image |
| Navicula integra var. truncata | Hustedt | image |
| Navicula intercedens | A. Schmidt | Atlas: | pl. 160: figs. 3-5 | 1890 |
| Navicula intercedens | A.W.F. Schmidt | image |
| Navicula interglacialis | Hustedt | Ber. Deutsch. Bot. Ges. | 61: 286, pl. VIII: fig. 27 | 1944 |
| Navicula interlineata | Grove & Sturt | image |
| Navicula intermedia | Lagerstedt | image |
| Navicula intermedia var. antarctica | M. Peragallo | image |
| Navicula intermixta | Hustedt | image |
| Navicula intermixta var. parva | J.L. Stone in McLaughlin & Stone | Beih. Nova Hedwigia | 82: 73, pl. 8: figs. 133, 134 | 1986 |
| Navicula interposita | Lewis | image |
| Navicula interrupta | (Ehrenberg) Ehrenberg | image |
| Navicula interrupta | (W. Smith) A.W.F. Schmidt | image |
| Navicula interrupta f. bicapitata | (Lagerstedt) Fritsch | Ann. S. Afr. Bot. | 9: 592 | 1918 |
| Navicula interrupta f. genuina | Fritsch | image |
| Navicula interrupta f. pseudomesolepta | Fritsch & Rich | image |
| Navicula interrupta f. sub-bicapitata | Fritsch | image |
| Navicula interrupta f. subcapitata | (Gregory) Fritsch | image |
| Navicula interrupta f. westii | Fritsch | image |
| Navicula interrupta | Hemprich & Ehrenberg | image |
| Navicula interrupta | Kützing | image |
| Navicula interrupta var. bicapitata | (Lagerstedt) Wolle | Diat. N. America: | expl. pl. X: fig. 32 | 1890 |
| Navicula interrupta var. fossilis | Pantocsek | image |
| Navicula interrupta var. gorjanovicii | (Pantocsek) F.W. Mills | Index diat.: | 1069 | 1934 |
| Navicula interrupta var. microstauron_('Microstaurum') | (Ehrenberg) Wolle | Diat. N. America: | expl. pl. XII: fig. 4 | 1890 |
| Navicula interrupta var. novae-seelandiae | A.W.F. Schmidt | image |
| Navicula interrupta var. novaeseelandiae_('novae seelandiae') | A. Schmidt | Atlas: | pl. 12: fig. 12 | 1875 |
| Navicula interrupta var. stauroneiformis | Lauby | image |
| Navicula interrupta var. tallyana | Grunow | image |
| Navicula interrupta var. zanzibarica | Grunow in Schmidt, | Atlas: | pl. 12: figs. 1, 2 | 1875 |
| Navicula interruptestriata | G.H. Schwabe & R. Simonsen | Int. Rev. Gesamten Hydrobiol. | 46: 266, fig. 5: 4-9 | 1961 |
| Navicula interruptestriata | Simonsen | image |
| Navicula interversa | H. Peragallo & M. Peragallo | Denkschr. K. Akad. Wiss. [Wien], Math.-Nat. Kl. | 88: 10, pl. I: fig. 14 | 1911 |
| Navicula intestinalis | H. Lange-Bertalot & A. Witkowski in A. Witkowski, H. Lange-Bertalot, J.P. Kociolek & M. Bak | Beih. Nova Hedwigia | 135: 312, figs. 93-113 | 2009 |
| Navicula intractata | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 136, fig. 1269 | 1961 |
| Navicula intricata | Keraeva | image |
| Navicula inutilis | Krasske | image |
| Navicula invenusta | Mann | image |
| Navicula inversa | Ehrenberg | image |
| Navicula investigata | Heiden | A. Schmidt's Atlas Diat.: | pl. 258: fig. 6 | 1905 |
| Navicula invicta | Hustedt | image |
| Navicula invisitata | Heiden | image |
| Navicula involata | J.R. Carter & Denny | image |
| Navicula involuta | Mayer | image |
| Navicula iota | Cleve | image |
| Navicula iranensis | Hustedt | Rabenh. Krypt.-Fl. ed. 2, | 7{3}: 262, fig. 1390A | 1962 |
| Navicula irata | G. Krasske | Hedwigia | 72: 114, fig. 18 | 1932 |
| Navicula irata | Krasske | image |
| Navicula ireneae | B. Van de Vijver, A. Jarlman, & H. Lange-Bertalot | Cryptogamie: Algol. | 31: 359, figs. 16-30 | 2010 |
| Navicula iridis | Ehrenberg | image |
| Navicula iridis f. angustata | M. Peragallo & Heribaud | image |
| Navicula iridis f. intermedia | Dippel | image |
| Navicula iridis f. media | Dippel | image |
| Navicula iridis f. minor | Dippel | image |
| Navicula iridis f. minor | Frenguelli | image |
| Navicula iridis f. minor | Pero | image |
| Navicula iridis | Manguin | image |
| Navicula iridis var. affinis | (Ehrenberg) O'Meara | image |
| Navicula iridis var. amphigomphus | (Ehrenberg) O'Meara | image |
| Navicula iridis var. dubia | Frenguelli | image |
| Navicula iridis var. minor | (Pero) Pero | image |
| Navicula iridis var. reducta | Manguin | image |
| Navicula iridis var. subproducta | Héribaud | Diat. Foss. Auvergne | 2: 60, no fig. | 1903 |
| Navicula iridis var. subproducta | Heribaud | image |
| Navicula irmengardis | H. Lange-Bertalot in H. Lange-Bertalot & D. Metzeltin | Iconogr. Diatomol. | 2: 78, pl. 80: figs. 18-23 | 1996 |
| Navicula irminiae | A. Witkowski, C. Riaux-Gobin, & G. Daniszewska-Kowalczyk | Vie et Milieu | 60: 126, figs. 66-76 | 2010 |
| Navicula irregularis | Pantocsek | image |
| Navicula irreversa | Cholnoky | image |
| Navicula irritans | Cholnoky | image |
| Navicula irritans | R. Simonsen | Kieler Meeresf. | 15: 81, pl. 11: figs. 30, 31 | 1959 |
| Navicula irritans | Simonsen | image |
| Navicula irrorata f. mexicana | (Cleve) Hustedt | image |
| Navicula irrorata f. typica | Hustedt | image |
| Navicula irrorata | Greville | Edinburgh New Philos. J. | ser. 2, 10: 27, pl. IV: fig. 1 | 1859 |
| Navicula irrorata var. ceylanica | Cleve | image |
| Navicula irrorata var. elliptica | Cleve | image |
| Navicula irrorata var. fossilis | Pantocsek | image |
| Navicula irrorata var. lineata | Heiden | image |
| Navicula irrorata var. maculata | Heiden | image |
| Navicula irrorata var. mexicana | Cleve | image |
| Navicula irrorata var. substauroneiformis | (Grunow) Cleve | K. Svenska Vet.-Akad. Handl., ser. 4, | 27{3}: 56 | 1895 |
| Navicula irroratoides f. elliptica | Hustedt | image |
| Navicula irroratoides | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{3}: 437 | 1964 |
| Navicula isabelensiformis | A.W.R. Seddon & A. Witkowski in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 870, figs. 4j-r,v-y, 9c | 2011 |
| Navicula isabelensiminor | A.W.R. Seddon & A. Witkowski in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 870, figs. 5a-s, 9d | 2011 |
| Navicula isabelensis | A.W.R. Seddon & A. Witkowski in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 867, figs. 3a-o, 9a | 2011 |
| Navicula isabelensoides | A.W.R. Seddon & A. Witkowski in Seddon, Froyd, & Witkowski | J. Phycol. | 47: 867, figs. 4a-i,s-u, 9b | 2011 |
| Navicula iserentantii | H. Lange-Bertalot & A. Witkowski in A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 284, 433, pl. 115: figs. 1-5 | 2000 |
| Navicula isertii | Foged | image |
| Navicula islandica | Østrup in Rosenvinge & Warming (eds.) | Bot. Iceland | 2: 26, pl. III: fig. 36 | 1918 |
| Navicula islandica Østrup | | image |
| Navicula isocephala | (Ehrenberg) Kützing | image |
| Navicula isostauron | (Ehrenberg) Pantocsek | image |
| Navicula isostauron | Ehrenberg | image |
| Navicula istriana | (Grunow) Pantocsek | image |
| Navicula iversenii | Foged | image |
| Navicula ivigtutensis | Foged | image |
| Navicula izsopallagae | Heiden | image |
| Navicula jaagi | Meister | image |
| Navicula jaagii_('jaagi') | Meister | Ber. Schweiz. Bot. Ges. | 44: 89, fig. 9 | 1935 |
| Navicula jacksoni | Schrader | image |
| Navicula jacobii | Manguin | image |
| Navicula jacotiae | Schoeman | image |
| Navicula jaernefeltii | Hustedt | image |
| Navicula jaernefeltii | Hustedt | image |
| Navicula jaernefeltii_('järnefelti') | Hustedt | Arch. Hydrobiol. | 39: 111 | 1942 |
| Navicula jaernefeltii_('Järnefelti') | Hustedt | A. Schmidt's Atlas Diat.: | expl. pl. 404, pl. 404: fig. 6-13 | 1936 |
| Navicula jaernefeltioides | Ricard | image |
| Navicula jakkalsica | Cholnoky | image |
| Navicula jakovljevicii_('jakovljevici') | Hustedt | image |
| Navicula jamaicensis | Greville | image |
| Navicula jamalinensis | Cleve | Kongl. Svenska Vet. Akad. Handl. ser. 4 | 17{2}: 13, pl. II: fig. 40 | 1880 |
| Navicula jamalinensis var. maculata | Heiden | Mitth. Mecklenb. Geol. Landesanst. | 10{21}: 8, fig. 12 | 1900 |
| Navicula jamalinensis var. schizostauron | Cleve | image |
| Navicula jamalinensis var. simiaevultus | (Brun) Cleve | image |
| Navicula jamalinensis var. subcircularis | Østrup | Medd. Gronland | 43: 206, pl. XIII: fig. 2 | 1910 |
| Navicula jamalinensis var. subcircularis Østrup | | image |
| Navicula jamiesonii_('jamiesoni') | H.G. Barber & J.R. Carter | Microscopy, The Journal of the Quekett Microscopical Club | 32: 147, fig. 207 | 1972 |
| Navicula janischii | Castracane | image |
| Navicula japonica | Heiden | A. Schmidt's Atlas Diat.: | pl. 244: fig. 8 | 1903 |
| Navicula jasnitskii -- | | image |
| Navicula jasnitskii f. constricta | (Skvortzov) Hustedt | image |
| Navicula jasnitskii f. obtusa | (Skvortzov & Meyer) Hustedt | image |
| Navicula jasnitskii var. constricta | Jasnitsky | Bot. Zhurn. SSSR | 21: 695(R), 702, pl. I: fig. 15 | 1936 |
| Navicula jatobensis | Krasske | Arch. Hydrobiol. | 44: 651, pl. xxxii: fig. 12 | 1951 |
| Navicula jatobensis var. capitata | Krasske | Arch. Hydrobiol. | 44: 651, pl. xxxii: fig. 13 | 1951 |
| Navicula javanensis | Leuduger-Fortmorel | image |
| Navicula javanica | Grunow | image |
| Navicula jeffreyae | G.M. Hallegraeff & M.A. Burford | image |
| Navicula jeffreyae_(`jeffreyi') | G.M. Hallegraeff & M.A. Burford | Beih. Nova Hedwigia | 112: 340, figs. 8a-e | 1996 |
| Navicula jejuna | A.W.F. Schmidt | image |
| Navicula jejuna var. arctica Østrup | | image |
| Navicula jejunoides f. longissima | Van Heurck | image |
| Navicula jejunoides | Van Heurck | image |
| Navicula jelinekiana | Grunow | image |
| Navicula jelinekiana | Grunow | Alg. Novara: | 18 | 1867 |
| Navicula jelinekii_('jelineckii') | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 13: 151. pl. 14: fig. 12 | 1863 |
| Navicula jenneri_('jennerii') | W. Smith | image |
| Navicula jenneri_(`jennerii') | W. Smith | Syn. Brit. Diat. | 1: 49 | 1853 |
| Navicula jentzschii f. major | Cleve-Euler | image |
| Navicula jentzschii f. minor | Cleve-Euler | image |
| Navicula jentzschii f. typica | Cleve-Euler | image |
| Navicula jentzschii | Grunow | Beitr. Paläont. Österr.-Ung. | 2: 156, pl. XXX: fig. 64 | 1882 |
| Navicula jentzschii var. elongata | A. Cleve-Euler | image |
| Navicula jequitinhonhae | Zimmermann | image |
| Navicula jessenii | Foged | image |
| Navicula jimboi | Pantocsek | image |
| Navicula jimboi var. cymbelloides | Jouse | image |
| Navicula jimboi var. ussuriensis | Jouse | image |
| Navicula jogensis | Gandhi | image |
| Navicula jogensis | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 261 | 1998 |
| Navicula johanrossii | Giffen | image |
| Navicula johncarteri_('johncarterii') | D.M. Williams | Bulletin Nat. Hist. Museum (Bot.) | 32: 145 | 2001 |
| Navicula johnsoniana | Greville | image |
| Navicula johnsonii | (W.Smith) O´Meara | image |
| Navicula johnsonii var. belgica | Van Heurck | Syn. Diat. Belg.: | 99, suppl. pl. B: fig. 29 | 1885 |
| Navicula jonssoni Østrup | | image |
| Navicula jordani | Ehrenberg | image |
| Navicula josephi | Pantocsek | image |
| Navicula joubaudii | H. Germain | Cryptogamie: Algologie | 3: 36, pls. I, II [figs. 1-24] | 1982 |
| Navicula joursacensis | Heribaud | image |
| Navicula jouseana | Skvortzov | image |
| Navicula juanitalinda | D. Metzeltin, H. Lange-Bertalot & F. García-Rodríguez | Iconogr. Diatomol. | 15: 133, pl. 44: figs. 11-14; pl. 235: fig. 2 | 2005 |
| Navicula jucunda | Cleve-Euler | image |
| Navicula jucunda | Pantocsek | image |
| Navicula jugata | Cleve | image |
| Navicula julieni | Heribaud & J. Brun | image |
| Navicula julienii_('Julieni') | Héribaud & J. Brun in Héribaud | Diat. Auvergne: | 199, pl. VI: figs. 8, 9 | 1893 |
| Navicula jungi | Krasske | image |
| Navicula jungi var. inflata | Krasske | image |
| Navicula jungii f. inflata | (Krasske) Hustedt | image |
| Navicula jurassensis | P. Fusey | image |
| Navicula jurgensii | Kützing | image |
| Navicula jurilji | Hajós | image |
| Navicula justa | Hustedt | Duke Univ. Mar. Sta. Bull. | 6: 31, pl. 7: fig. 20 | 1955 |
| Navicula juvens | Ehrenberg | image |
| Navicula kaapensis | Cholnoky | image |
| Navicula kaelfvensis | Grunow | image |
| Navicula kaikonkiensis | Woodhead & Tweed | image |
| Navicula kalganica | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 32, pl. 8: fig. 14 | 1935 |
| Navicula kamorthensis | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 13: 144, pl. 14: fig. 16 | 1863 |
| Navicula kanemi | Iltis | image |
| Navicula kanitzii | Pantocsek | image |
| Navicula kantsiensis | Giffen | Nova Hedwigia | 13: 269, pl. 61(3): figs. 65-67 | 1967 |
| Navicula kappa | Cleve | image |
| Navicula karelica | Cleve-Euler | image |
| Navicula karelica var. baicalensis | Skvortzov & Meyer | image |
| Navicula kariana f. curta | Cleve | image |
| Navicula kariana f. japonica | Skvortzov | image |
| Navicula kariana | Grunow | image |
| Navicula kariana | Meunier | image |
| Navicula kariana var. curta | (Cleve) R. Ross | image |
| Navicula kariana var. detersa | Grunow | image |
| Navicula kariana var. detersa | Grunow | image |
| Navicula kariana var. frigida | (Grunow) Cleve | image |
| Navicula kariana var. minor | Grunow, inval. | image |
| Navicula karsia | Hohn | image |
| Navicula karstenii | Pantocsek | image |
| Navicula kawamurae | Skvortzov | image |
| Navicula keeleyi | Patrick | image |
| Navicula kefvingensis | Ehrenberg | image |
| Navicula kelleri | Pantocsek | image |
| Navicula kenaiensis | J.L. Stone in McLaughlin & Stone | Beih. Nova Hedwigia | 82: 74, pl. 9: fig. 148 | 1986 |
| Navicula kenon | Skvortzov | image |
| Navicula kenyae | Cholnoky | image |
| Navicula kepesii | Grunow | image |
| Navicula kerguelensis | (Ehrenberg) Ralfs | image |
| Navicula kerguelensis | Castracane | image |
| Navicula kerguelensis f. major | Manguin | image |
| Navicula kerguelensis | Heiden | image |
| Navicula kerguelensis | Heiden in Heiden & Kolbe | Deutsche Südpolar-Exped. 1901-1903, | 8: 622, pl. 3 (33): fig. 69 | 1928 |
| Navicula kernensis | Hanna | image |
| Navicula kertschiana | Pantocsek | image |
| Navicula khentiiensis | D. Metzeltin, H. Lange-Bertalot & N. Soninkhishig | Iconogr. Diatomol. | 20: 62, pl. 37: figs. 8-16 | 2009 |
| Navicula kincaidii | Sovereign | image |
| Navicula kinkeri_('kinkerii') | Pantocsek | image |
| Navicula kinkeriana | Pantocsek | image |
| Navicula kirchneriana | Florin | image |
| Navicula kisber | M.H. Hohn & Hellerman | image |
| Navicula kittoniana | A.W.F. Schmidt | image |
| Navicula kittoniana | O'Meara | image |
| Navicula kizakensis | Skvortzov | image |
| Navicula kjellmanii | (Cleve) Cleve | image |
| Navicula kjellmanii f. subconstricta | (Grunow) Hustedt | image |
| Navicula kjellmanii var. subconstricta | (Grunow) Cleve | image |
| Navicula klavsenii Østrup | | image |
| Navicula klavsenii var. turgida | Cleve-Euler | image |
| Navicula kleerekoperi | Patrick | image |
| Navicula knysnensis | Cholnoky | image |
| Navicula kochii | (Ehrenberg) Kützing | image |
| Navicula kochii | Pantocsek | image |
| Navicula koeiei | Foged | image |
| Navicula koenigii_('koenigi') | Brockmann | image |
| Navicula kohlenbachii | H. Lange-Bertalot & U. Rumrich in U. Rumrich, H. Lange-Bertalot, & M. Rumrich | Iconogr. Diatomol. | 9: 160, pl. 53: fig. 1-7 | 2000 |
| Navicula kohlmaieri | H. Lange-Bertalot apud H. Lange-Bertalot & S.I. Genkal in H. Lange-Bertalot (ed.) | Iconographia Diatomologica | 6: 66, pl. 17: figs. 1-6 | 1999 |
| Navicula koidzumiana | (Skvortzov) A. Tuji | Bull. Natl. Sci. Mus., Tokyo, Ser. B (Bot.), | 37: 113 | 2011 |
| Navicula kolbei | Meister | image |
| Navicula kolbei | V.S. Poretzky & Anissimova | Issl. Ozer SSSR | 2: 55, pl. X: figs. 15, 16 | 1933 |
| Navicula kolentiensis | Woodhead & Tweed | image |
| Navicula kolugoensis | Foged | image |
| Navicula koniamboensis | E. Manguin ex Kociolek & Reviers | Cryptogamie: Algologie | 17: 202 | 1996 |
| Navicula koniamboensis | E. Manguin | Mém. Mus. Natl. Hist. Nat. [Paris], Sér. B, Bot. | 12: 20, pl. II: fig. 11 | 1962 |
| Navicula koniamboensis | Manguin | image |
| Navicula konstantini | Skabichevskií | image |
| Navicula konstantinii_('konstantini') | Skabichevskij | Bot. Mater., Spor. Rast., Bot. Inst. Akad. Nauk SSSR | 8: 40 | 1952 |
| Navicula korzeniewskii | A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 287, 484, pl. 141: figs. 30-33 | 2000 |
| Navicula kossuthii | Pantocsek | image |
| Navicula kotschyana 'Grunow' | | image |
| Navicula kotschyana | Grunow | image |
| Navicula kotschyi f. hinganica | Skvortzov | image |
| Navicula kotschyi f. undulata | Hustedt | image |
| Navicula kotschyi | Grunow | Verh. K. Zool.-Bot. Ges. Wien | 10: 538, pl. 2: fig. 12 | 1860 |
| Navicula kotschyi var. asymmetrica | Kisselev | Issledovaniya Morej SSSR | 14: 103, 116, pl. II: fig. 30 | 1931 |
| Navicula kotschyi var. hueckii | W. Krieger | Beitr. Naturdenkmalpflege | 13: 274, pl. II: figs. 24-26 | 1929 |
| Navicula kotschyi var. robusta | Hustedt | image |
| Navicula kotschyi var. rupestris | Skvortzov | image |
| Navicula kovalchookiana | Skvortzov | image |
| Navicula kozhovii | M.S. Kulikovskiy & H. Lange-Bertalot in Metzeltin et al. | Iconogr. Diatomol. | 23: 189, pl. 48: figs. 6-9 | 2012 |
| Navicula kpongensis | Foged | image |
| Navicula kraeuselii | Cholnoky | Bot. Not. | 3: 284, figs. 79-80 | 1954 |
| Navicula krammerae_('krammeriae') | H. Lange-Bertalot in H. Lange-Bertalot & D. Metzeltin | Iconogr. Diatomol. | 2: 79, pl. 80: figs. 3-8 | 1996 |
| Navicula krasskei | Hustedt in Pascher | Süssw.-Fl. | 10: 287, fig. 481 | 1930 |
| Navicula krasskei var. endolithica | Krasske | image |
| Navicula krenneri | Z. Levkov, M.B. Edlund, & T. Nakov | Phycol. Res. | 56: 54, figs. 3, 20-24 | 2008 |
| Navicula kriegeri | G. Krasske | Ber. Deutsch. Bot. Ges. | 61: 86, fig. 16 | 1943 |
| Navicula kriegeri | Krasske | image |
| Navicula krockii | Grunow | image |
| Navicula krookii_('krockii') | Grunow | Beitr. Paläontol. Österr.-Ung. | 2: 155, pl. XXX: fig. 40 | 1882 |
| Navicula krsticii | Z. Levkov in Levkov, Krstic, Metzeltin & Nakov | Icon. Diatomol. | 16: 88, pls. 57, 58 | 2007 |
| Navicula kryokonites | Cleve | Vega-Exped. Vet. Iaktt. | 3: 473, pl. 37: fig. 44 | 1883 |
| Navicula kryokonites var. islandica Østrup | | image |
| Navicula kryokonites var. semiperfecta | Cleve | image |
| Navicula kryokonites var. semistriata | (Østrup) Boyer | image |
| NAVICULACEA | Fjerdingstad | image |
| NAVICULACEA | Focke | image |
| NAVICULACEA | Perty | image |
| NAVICULACEAE | Bessey | image |
| NAVICULACEAE | Grunow | image |
| NAVICULACEAE | Karsten | image |
| NAVICULACEAE | Karsten | image |
| NAVICULACEAE | Rabenhorst | image |
| NAVICULADICTA | H. Lange-Bertalot in H. Lange-Bertalot & G. Moser | Biblioth. Diatomol. | 29: 83 | 1994 |
| NAVICULAE | Schütt | image |
| NAVICULALES | Bessey | image |
| NAVICULATAE | Ehrenberg | image |