Silva Center for Phycological Documentation: Index Nominum Algarum

The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense). The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
A working list of algal type specimens at UC is available here

Results from INA database

NameAuthorSourceCitationYear
GYROSIGMAHassall image
Gyrosigma acuminatum var. angulatumHagelstein N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. 8: 365, pl. 5: fig. 7 1939
Gyrosigma acuminatum var. baikalense_('baikalensis ')Skvortzov Philippine J. Sc. 62: 316, pl. 5: fig. 60 1937
Gyrosigma acuminatum var. baikalense_('baikalensis')Skvortzov image
Gyrosigma acuminatum var. brebissonii(Grunow) Cleve image
Gyrosigma acuminatum var. curtum_('curta')(Grunow) Cleve image
Gyrosigma acuminatum var. gallica(Grunow) Cleve image
Gyrosigma acuminatum var. gallicum_('gallica')(H. Peragallo) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 114 1894
Gyrosigma acuminatum var. lacustre(W. Smith) Meister image
Gyrosigma acuminatum var. neglectumMcCall image
Gyrosigma acuminatum var. okamurae(Skvortzov) Skvortzov & Noda image
Gyrosigma acuminatum_('acuminata')(Kützing) Rabenhorst image
Gyrosigma aestuarii(Brébisson ex Kützing) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma agellus(Ehrenberg) Rabenhorst image
Gyrosigma algorisCarter & Bailey-Watts image
Gyrosigma angulatum(Quekett) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma angustum(Donkin) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 120 1894
Gyrosigma angustum var. sumatranum_('sumatrana')Cleve image
Gyrosigma apulaRabenhorst image
Gyrosigma arcticum(Cleve) Cleve Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, 26{2}: 119 1894
Gyrosigma arcuatum(Donkin) F.A.S. Sterrenburg in R. Jahn, F.A.S. Sterrenburg, & W.-H. Kusber Diatom Research 20: 308 2005
Gyrosigma attenuatum f. hippocampus(W. Smith) Brockmann image
Gyrosigma attenuatum f. intermedium_('intermedia')Petkoff image
Gyrosigma attenuatum f. subbalticumCarlson image
Gyrosigma attenuatum f. typicumRabenhorst Alg. Sachs. Dec. 69/70: no. 688 1858 (May)
Gyrosigma attenuatum var. antarcticum_(`antarctica')J. Frenguelli & H.A. Orlando Publ. Inst. Antárt. Argent. 5: 94, pl. II: fig. 50 1958
Gyrosigma attenuatum var. asiaticum_('asiatica')Skvortzov & Meyer image
Gyrosigma attenuatum var. asiaticum_('asiatica')Skvortzov image
Gyrosigma attenuatum var. gigasMcCall image
Gyrosigma attenuatum var. hippocampus(Ehrenberg) Schulz image
Gyrosigma attenuatum var. nipponicum_('nipponica')Skvortzov image
Gyrosigma attenuatum var. scalprum(Gaillon) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 116 1894
Gyrosigma attenuatum var. typicumCleve-Euler image
Gyrosigma attenuatum_('attenuata')(Kützing) Rabenhorst image
Gyrosigma baculumW.E. Herwig & F.A.S. Sterrenburg in Sterrenburg et al. Phytotaxa 172: 76, figs. 24-27 2014
Gyrosigma baikalense_('baikalensis')Skvortzov image
Gyrosigma baileyi(Grunow) Cleve image
Gyrosigma baltica(Ehrenberg) Rabenhorst image
Gyrosigma balticum f. maeoticum(Pantocsek) Proschkina-Lavrenko image
Gyrosigma balticum var. atlanticumW. West image
Gyrosigma balticum var. breviusT.G. Chin & S.-C. Liu Journal of the University of Amoy (Xiamen) 3: 139, fig. A 1979
Gyrosigma balticum var. californicum_('californica')(Grunow) Cleve image
Gyrosigma balticum var. diminutum(Grunow) A. Cardinal, M. Poulin, & L. Bérard-Therriault Naturaliste Canad. 113: 171 1986
Gyrosigma balticum var. incurvum_('incurva')Meister image
Gyrosigma balticum var. lorenzii(Grunow) J. Frenguelli & H.A. Orlando Publ. Inst. Antárt. Argent. 5: 94 1958
Gyrosigma balticum var. simile_('similis')(Grunow) Cleve image
Gyrosigma balticum var. sinense_('sinensis')(Ehrenberg) Cleve image
Gyrosigma balticum var. sinicumT.G. Chin & S.-C. Liu Journal of the University of Amoy (Xiamen) 3: 138, fig. E 1979
Gyrosigma balticum var. sulcatum_('sulcata')Mereschkowsky image
Gyrosigma balticum var. turgidumS.R. Stidolph New Zealand J. Bot. 19: 405 fig. 13 in Stidolph 1980 (New Zealand J. Bot. 18: 379) 1981
Gyrosigma balticum var. wansbeckii_('wandsbeckii')(Donkin) Heiden image
Gyrosigma balticum_(`baltica')(Ehrenberg) Rabenhorst Süssw.-Diat.: 47 1853
Gyrosigma beaufortianumHustedt image
Gyrosigma bhusavalense_('bhusavalensis')Sarode & Kamat image
Gyrosigma bistriatum(Schumann) Migula Krypt.-Fl. Deutschl., Alg. 1: 241 1906
Gyrosigma caffraGiffen image
Gyrosigma calaritanumV. Zanon Bollettino di pesca, piscicoltura e idrobiologia 3: 219, fig. 4 1948
Gyrosigma caliG. Reid in G. Reid & D.M. Williams Phycol. Res. 51: 140, figs. 66-72 2003
Gyrosigma californicum(Grunow) G. Reid in G. Reid & D.M. Williams Phycol. Res. 51: 133 2003
Gyrosigma centropunctatumYuhang Li, T. Nagumo & Kuidong Xu in Li et al. Diatom Research 35: 256, figs. 1-22 2020
Gyrosigma closterioides(Grunow) G. Reid Diatom 20: 49 2004
Gyrosigma coelophilumN. Okamoto & T. Nagumo in N. Okamoto, T. Nagumo, J. Tanaka, & I. Inouye Phycologia 42: 499, figs. 6-20 2003
Gyrosigma compactum(Greville) Cleve image
Gyrosigma compactum var. constrictum_('constricta')(Grunow) Cleve image
Gyrosigma concilians(Cleve) Okolodkov Nov. Sist. Nizsh. Rast. [Bot. Inst. Akad. Nauk SSSR] 26: 38 1989
Gyrosigma concilians var. constrictum_('constricta')Okolodkov Nov. Sist. Nizsh. Rast. [Bot. Inst. Akad. Nauk SSSR] 26: 39 1989
Gyrosigma contortumMereschkowsky image
Gyrosigma crassumMeister image
Gyrosigma curvulumRabenhorst image
Gyrosigma cuspidatum_('cuspidata')Rabenhorst image
Gyrosigma decorum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma delicatulum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma diaphanumCleve image
Gyrosigma diminutum(Grunow) Cleve K. Svenska Vetensk.-Akad. Handl., ser. 4, 26{2}: 119 1894
Gyrosigma diminutum var. constrictum_('constricta')(Grunow) Cleve image
Gyrosigma dissimile_(`dissimilis')Yu. A. Mikishin Bot. Zhurn. 76: 106, fig. 1 1991
Gyrosigma distortoidesManguin image
Gyrosigma distortum(W. Smith) Cleve image
Gyrosigma distortum(W. Smith) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma distortum var. brevirostre_('brevirostris')Brockmann image
Gyrosigma distortum var. diaphanum(Cleve) Cleve-Euler image
Gyrosigma distortum var. diaphanum(Cleve) R. Ross image
Gyrosigma distortum var. marinumCleve-Euler image
Gyrosigma distortum var. parkeri(Harrison) Cleve image
Gyrosigma distortum var. stauroneioides(Grunow) Cleve image
Gyrosigma diversitatumGiffen image
Gyrosigma dongzhaienseYuhang Li, T. Nagumo & Kuidong Xu in Li et al. Diatom Research 35: 256, figs. 23-32, 34-43 2020
Gyrosigma dubiaRabenhorst image
Gyrosigma dubiumMeister image
Gyrosigma elegansRicard image
Gyrosigma elegans var. recurvumRicard image
Gyrosigma elongatum(W. Smith) G.S. West image
Gyrosigma elongatum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma euhippusF.A.S. Sterrenburg & R. Ross in F.A.S. Sterrenburg Diatom Res. 7: 139 1992
Gyrosigma euhippusSterrenburg & Ross image
Gyrosigma evanescensA. Cardinal, M. Poulin, & L. Bérard-Therriault Naturaliste Canad. 113: 171, figs. 32-34 1986
Gyrosigma excentricumProwse image
Gyrosigma exile_('exilis')(Grunow) Reimer image
Gyrosigma eximioidesP. Rivera Gayana, Botanica 28: 37, fig. 50 1974
Gyrosigma eximium(Thwaites) Boyer image
Gyrosigma exoticumCholnoky image
Gyrosigma exoticumoidesNegoro & Gotoh image
Gyrosigma fasciola(Ehrenberg) Cleve image
Gyrosigma fasciola(Ehrenberg) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma fasciola var. arcuatum_('arcuata')(Donkin) Cleve image
Gyrosigma fasciola var. arcuatum_(`arcuata')(Donkin) Cleve Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, 26{2}: 116 1894
Gyrosigma fasciola var. closterioides(Grunow) Proshkina-Lavrenko Diatom. Analiz 3: 249 1950
Gyrosigma fasciola var. closterioidesGrunow image
Gyrosigma fasciola var. genuinumCleve-Euler image
Gyrosigma fasciola var. globiferum_('globifera')Meister image
Gyrosigma fasciola var. prolongatum(W. Smith) Proshkina-Lavrenko Diatom. Analiz 3: 249 1950
Gyrosigma fasciola var. sulcatum_('sulcata')(Grunow) Cleve image
Gyrosigma fasciola var. tenuirostre_('tenuirostris')(Grunow) Cleve image
Gyrosigma febigeri_('febigerii')(Grunow) Cleve image
Gyrosigma fenestriatum_('fenestriata')Meister image
Gyrosigma floweriG. Reid Proc. Int. Diatom Symp. 19: 81, figs. 23-30 2008
Gyrosigma fogediiS.R. Stidolph Diatom Res. 9: 215, figs. 1-4, 10-21 1994
Gyrosigma fogediiStidolph image
Gyrosigma fonticola_('fonticolum')Hustedt image
Gyrosigma formosum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma foxtonium_('foxtonia')S.R. Stidolph Nova Hedwigia 47: 379, figs. 1-5 1988
Gyrosigma gibbosumRicard image
Gyrosigma gibbyae_(`gibbyi')G. Reid in G. Reid & D.M. Williams Phycol. Res. 51: 132, figs.18-22 2003
Gyrosigma glaciale(Cleve) Cleve image
Gyrosigma gondwanaG. Moser, H. Lange-Bertalot & D. Metzeltin Insel der Endemiten: Geobotanisches Phänomen Neukaledonien (Bibliotheca Diatomologica 38): 194, pl. 41: figs. 1, 2 1998
Gyrosigma grovesii_('grovei')(H. Peragallo) Cleve image
Gyrosigma hankense_('hankensis')Skvortzov image
Gyrosigma hassalliiRabenhorst image
Gyrosigma hippocampus(Ehrenberg) Hassall image
Gyrosigma hudsoniiPoulin & Cardinal image
Gyrosigma hummiiHustedt image
Gyrosigma incomptum_('incompta')Hohn & Hellerman image
Gyrosigma inflatumRicard image
Gyrosigma intermedium(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma intermedium var. nubecula(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma itaparicanum(Zimmermann) Andrade & Teixeira image
Gyrosigma khandeshense_('khandeshensis')Sarode & Kamat image
Gyrosigma kolbeiSkvortzov image
Gyrosigma kolbeiSkvortzov image
Gyrosigma kolbei var. ienniseiense_('ienniseiensis')Skvortzov image
Gyrosigma kolbei var. jeneseyensisSkvortzov image
Gyrosigma kolbei var. obtusum_('obtusa')Skvortzov image
Gyrosigma krammeriJ.P. Kociolek, C.L. Graeff & R.L. Lowe Polish Bot. J. 55: 56, figs. 1-15 2010
Gyrosigma kuetzingii(Grunow) Cleve image
Gyrosigma kuetzingii var. nipponicum_('nipponica')Skvortzov & Noda image
Gyrosigma lacustre(W. Smith) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma lamprocampaRabenhorst image
Gyrosigma lanceolatumRicard image
Gyrosigma latiusculumMereschkowsky image
Gyrosigma limosumF.A.S. Sterrenburg & G.J.C. Underwood Proceedings of the Academy of Natural Sciences of Philadelphia 148: 167, figs. 1-7 1997
Gyrosigma lineare(Grunow) Cleve image
Gyrosigma lineare var. longissimum_('longissima')(Cleve) Cleve image
Gyrosigma litorale(W. Smith) Cleve image
Gyrosigma littorale(W. Smith) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma lucianumCholnoky image
Gyrosigma macedonicumZ. Levkov, S. Krstic & T. Nakov in Levkov, Krstic, Metzeltin & Nakov Icon. Diatomol. 16: 70, pl. 126, pl. 127: figs. 3-8 2007
Gyrosigma macrum(W. Smith) Cleve image
Gyrosigma macrum(W. Smith) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma macrum var. minusPeterfi & Robert image
Gyrosigma maharashtrense_('maharashtrensis')Sarode & Kamat image
Gyrosigma marginatumVoigt image
Gyrosigma mediterraneum(Cleve) Cleve image
Gyrosigma mediterraneum var. calcareum_('calcarea')(Brun) Cleve image
Gyrosigma mediterraneum var. chinense_('chinensis')Cleve image
Gyrosigma moresbyanum_('moresbyana')E. Reichardt Nova Hedwigia 47: 92, pl. IV: figs. 1-4 1988
Gyrosigma murphyiG. Reid in G. Reid & D.M. Williams Phycol. Res. 51: 138, figs. 51-56 2003
Gyrosigma naja(Meister) F.A.S. Sterrenburg Proceedings of the Academy of Natural Sciences of Philadelphia 150: 302 2000
Gyrosigma neglectumFrenguelli image
Gyrosigma nipkowiiMeister Kieselalg. Asien: 43, figs. 134-136 1932
Gyrosigma nipponicum_('nipponica')(Skvortzov) Skvortzov & Noda image
Gyrosigma nodiferum(Grunow) Reimer image
Gyrosigma nodiferum var. latumT.G. Chin & S.-C. Liu Journal of the University of Amoy (Xiamen) 3: 140, fig. B 1979
Gyrosigma normanii(Ralfs) Mann image
Gyrosigma obliquum(Grunow) Boyer image
Gyrosigma obscurum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma obtusatum(Sullivan) Boyer image
Gyrosigma olhonense_('olhonensis')G. Reid Proc. Int. Diatom Symp. 19: 76 2008
Gyrosigma orbitumM. Thaler & I. Kaczmarska Bot. Mar. 52: 62, figs. 1-14 2009
Gyrosigma pallidumRiznyk image
Gyrosigma parkeri(Harrison) Boyer image
Gyrosigma parvuloidesCholnoky image
Gyrosigma parvulumHustedt image
Gyrosigma peisonis(Grunow) Hustedt image
Gyrosigma peisonis var. majus_('major')Y. Peng, P. Rioual & F.A.S. Sterrenburg in Peng et al. Phytotaxa 245: 122, figs. 4-18 2016
Gyrosigma pensacolaeF.A.S. Sterrenburg Botanica Marina 38: 405, figs. 8-12, 17-20 1995
Gyrosigma pensacolaeSterrenburg image
Gyrosigma perthenseJohn image
Gyrosigma plagiostomum(Grunow) Cleve image
Gyrosigma plagiostomum var. indicum_('indica')Meister image
Gyrosigma procerumHustedt image
Gyrosigma prolongatum(W. Smith) Cleve image
Gyrosigma prolongatum(W. Smith) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma prolongatum var. closterioides (Grunow) Cleve Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, 26{2}: 117 1894
Gyrosigma prolongatum var. typicumCleve-Euler image
Gyrosigma prolongatum var. villafrancasMereschkowsky image
Gyrosigma pseudokuetzingiiKobayasi image
Gyrosigma quadratum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma rapsoniiCholnoky image
Gyrosigma rautenbachiaeCholnoky image
Gyrosigma rectum(Donkin) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 119 1894
Gyrosigma rectum var. intermedium_('intermedia')(H. Peragallo) Cleve image
Gyrosigma rectum var. minutum_('minuta')(Donkin) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 120 1894
Gyrosigma reimeriF.A.S. Sterrenburg Proc. Acad. Nat. Sci. Philadelphia 145: 220, figs. 8-12, 44-49 1994
Gyrosigma reimeriSterrenburg image
Gyrosigma reversum(Gregory) Hendey image
Gyrosigma reversum(Gregory) Hendey image
Gyrosigma reversumRicard image
Gyrosigma rigidum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma robustum(Grunow) Cleve image
Gyrosigma robustum var. inflexum_('inflexa')(H. Peragallo) Cleve image
Gyrosigma rostratumBing Liu, D.M. Williams & Bangqin Huang Phytotaxa 203: 256, figs. 2-20 2015
Gyrosigma sagitta(Tempere & Brun) Mann image
Gyrosigma scalpellumRabenhorst image
Gyrosigma scalproides(Rabenhorst) Cleve image
Gyrosigma scalproides var. eximium_('eximia')(Thwaites ex W. Smith) Cleve image
Gyrosigma scalproides var. obliquum_('obliqua')(Grunow) Cleve image
Gyrosigma scalproides var. typicumCleve-Euler image
Gyrosigma scalprum(Gaillon) F.A.S. Sterrenburg Diatom Res. 7: 143 1992
Gyrosigma scalprum(Gaillon) Sterrenburg image
Gyrosigma schmidianumF.A.S. Sterrenburg & M.A. Tiffany Diatom Research 19: 276, figs. 1-5, 11-14 2004
Gyrosigma sciotoense(W.S. Sullivant) Cleve K. Svenska Vet.-Akad., ser. 4, 27{3}: expl. pl. I: fig. 5 1895
Gyrosigma simile(Grunow) Boyer image
Gyrosigma simile(Grunow) Cleve image
Gyrosigma sinense_(`sinensis')(Ehrenberg) T.V. Desikachary Atlas Diatoms 5: 11 1988
Gyrosigma skvortzoviiG. Reid Proc. Int. Diatom Symp. 19: 79, figs. 31, 32 2008
Gyrosigma spathulatumRicard Bull. Mus. Natl. Hist. Nat. [Paris]. Bot. 23: 208, pl. IV: figs. 42-46 1975
Gyrosigma speciosum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma spectabile(Grunow) Cleve image
Gyrosigma spenceri(Ehrenberg) Frenguelli image
Gyrosigma spenceri f. arnottiiCleve-Euler image
Gyrosigma spenceri f. majorCleve-Euler image
Gyrosigma spenceri var. biwense_('biwensis')Skvortzov & Noda image
Gyrosigma spenceri var. crassumCleve-Euler image
Gyrosigma spenceri var. curvula(Grunow) Reimer image
Gyrosigma spenceri var. exile_('exilis')(Grunow) Cleve image
Gyrosigma spenceri var. minutulum_('minutula')(Grunow) Cleve image
Gyrosigma spenceri var. nodiferum_('nodifera')(Grunow) Cleve image
Gyrosigma spenceri var. okamuraeSkvortzov image
Gyrosigma spenceri var. ponticum_('pontica')Mereschkowsky image
Gyrosigma spenceri var. smithii(Grunow) Cleve-Euler image
Gyrosigma spenceri_('spencerii')(W. Smith) Cleve image
Gyrosigma spenceri_('spencerii')Cleve image
Gyrosigma spenceri_(`spencerii')(Bailey ex Quekett) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma spenseri var. sinicum_('sinica')Skvortzov The China Journal 11: 41, fig. 5 1929
Gyrosigma sterrenburgiiS.R. Stidolph Diatom Res. 7: 347, figs. 1-21, 32-38 1992
Gyrosigma sterrenburgiiStidolph image
Gyrosigma stidolphiiF.A.S. Sterrenburg Diatom Res. 7: 146, figs. 21-25, 43-47 1992
Gyrosigma stidolphiiSterrenburg image
Gyrosigma stompsiiCholnoky image
Gyrosigma strigilis(W. Smith) Cleve image
Gyrosigma strigilis(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma strigilis var. capense_('capensis')(P. Petit) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 115 1894
Gyrosigma strigilis var. excentrirapheT.G. Chin & S.-C. Liu Journal of the University of Amoy (Xiamen) 3: 139, fig. F 1979
Gyrosigma strigilis var. smithii(Grunow) Cleve image
Gyrosigma strigilis var. tropicum_('tropica')(Grunow) Cleve image
Gyrosigma strigosum(W. Smith) Griffith & Henfrey Microgr. Dict.: 302 1855
Gyrosigma subangustumHustedt Duke Univ. Mar. Sta. Bull. 6: 35, pl. 10: fig. 10 1955
Gyrosigma subrectum(Brébisson) B. Van de Vijver & W.-H. Kusber Notulae Algarum 263: 2 2022
Gyrosigma subsalinum(M. Peragallo) J. Frenguelli & H.A. Orlando ex S.L. VanLandingham Cat. Diatoms 4: 2013 1971
Gyrosigma subsalinumJ. Frenguelli & H.A. Orlando Publ. Inst. Antárt. Argent. 5: 94 1958
Gyrosigma subsalinum var. antarcticum_(`antarctica')J. Frenguelli & H.A. Orlando Publ. Inst. Antárt. Argent. 5: 94, pl. II: fig. 49; pl. XI: figs. 9, 10 1958
Gyrosigma subsalsum(Wislouch & Kolbe) A. Cardinal, M. Poulin, & L. Bérard-Therriault in M. Poulin Diatom Research 17: 466 2002
Gyrosigma subsalsum(Wislouch & Kolbe) A. Cardinal, M. Poulin, & L. Bérard-Therriault Naturaliste Canad. 113: 177 1986
Gyrosigma subtile(Brébisson ex Kützing) G. Reid in G. Reid & D.M. Williams Phycol. Res. 51: 139 2003
Gyrosigma sulcatum(Grunow) Heiden image
Gyrosigma sulcatum var. tenuirostre_('tenuirostris')(Grunow) Heiden image
Gyrosigma tempereiCleve image
Gyrosigma tenuirostrum(Grunow) Cleve-Euler image
Gyrosigma tenuissimum(W. Smith) Cleve image
Gyrosigma tenuissimum(W. Smith) Griffith & Henfrey Microgr. Dict.: 303 1855
Gyrosigma tenuissimum var. angustissimaSimonsen image
Gyrosigma tenuissimum var. angustissimum_('angustissima')R. Simonsen Kieler Meeresf. 15: 83, pl. 12: fig. 7 1959
Gyrosigma tenuissimum var. genuinum_('genuina')Cleve-Euler image
Gyrosigma tenuissimum var. gundulaeP.E. Hargraves & F.A.S. Sterrenburg in Sterrenburg et al. Phytotaxa 172: 76, figs. 28-36 2014
Gyrosigma tenuissimum var. hyperboreum_('hyperborea')(Grunow) Cleve image
Gyrosigma tenuissimum var. latiusculumMereschkowsky image
Gyrosigma tenuissimum var. subtilissimum_('subtilissima')(Grunow) Cleve image
Gyrosigma terryanum(H. Peragallo) Cleve image
Gyrosigma terryanum f. fontanumReimer image
Gyrosigma thuringica(Kützing) Rabenhorst image
Gyrosigma tubicola_(`tubicolum')F.A.S. Sterrenburg & M.A. Tiffany Diatom Research 19: 278, figs. 6-10, 15-18 2004
Gyrosigma turgidum_('turgida')(S. Stidolph) S. Stidolph Nova Hedwigia 47: 380 1988
Gyrosigma uncinatumRicard image
Gyrosigma variipunctatumHagelstein N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. 8: 367, pl. 5: fig. 8 1939
Gyrosigma variistriatumHagelstein N.Y. Acad. Sci., Sci. Surv. Porto Rico & Virgin Is. 8: 367, pl. 5: fig. 9 1939
Gyrosigma waitangianum_('waitangiana')S.R. Stidolph Nova Hedwigia 56: 142, figs. 1-5 1993
Gyrosigma waitangianum_('waitangiana')Stidolph image
Gyrosigma wansbeckii(Donkin) Cleve image
Gyrosigma wansbeckii var. minutum_(`minuta')A. Cardinal, M. Poulin, & L. Bérard-Therriault Naturaliste Canad. 113: 179, figs. 45, 46 1986
Gyrosigma wansbeckii var. peisonis(Grunow) Cleve image
Gyrosigma wansbeckii var. subsalinum_('subsalina')(H. Peragallo) Cleve K. Svenska Vet.-Akad. Handl., ser. 4, 26{2}: 119 1894
Gyrosigma wormleyi(Sullivant) Boyer image
Gyrosigma xiamenenseBing Liu, F.A.S. Sterrenburg & Bangqin Huang Phytotaxa 222: 261, figs. 2-30 2015
NAVICULA subg.GYROSIGMA (Hassall) Kützing image
Nitzschia gyrosigmaT. Ohtsuka Phycol. Res. 53: 144, figs. 29-43 2005