| Name | Author | Source | Citation | Year |
|---|
| Adenoides sinensis | H. Gu, X. Li & Z. Luo in Gu et al. | Phycologia | 57: 181, figs. 1-21 | 2018 |
| Adlafia detenta | (Hustedt) D. Heudre, C.E. Wetzel & L. Ector in Heudre et al. | Phytotaxa | 346: 273 | 2018 |
| Arcuatasigma arenicola ('arenicolum') | C.S. Lobban in Lobban & Reid | Phytotaxa | 346: 171, figs. 7-18 | 2018 |
| Arcuatasigma belizense | G. Reid in Lobban & Reid | Phytotaxa | 346: 173, figs. 19-28 | 2018 |
| Arcuatasigma marginale | C.S. Lobban in Lobban & Reid | Phytotaxa | 346: 170, figs. 1-6 | 2018 |
| Arcuatasigma spathulatum | (Ricard) C.S. Lobban & G. Reid | Phytotaxa | 346: 177 | 2018 |
| Aulacoseira frenguelliana | V. Casa & B. Van de Vijver in Casa et al. | Diatom Research | 32: 410, figs. 1-27 | 2017 |
| Aulacoseira fuegiana | (Frenguelli) V. Casa, G. López Bedogni & B. Van de Vijver | Diatom Research | 32: 411 | 2017 |
| BRANDTIA | R. Hoshina in Hoshina et al. | Phycological Research | 66: 76 | 2017 |
| Bostrychia kingii | G.C. Zuccarello, J.A. West & M. Kamiya | Phycological Research | 66: 103, fig. 3 | 2017 |
| Brandtia ciliaticola | R. Hoshina, M. Kobayashi, T. Suzaki & Y. Kusuoka | Phycological Research | 66: 77, figs. 1, 2 | 2017 |
| Brasilonema lichenoides | C.D. Villanueva, P. Hasler & D.A. Casamatta in Villanueva et al. | J. Phycol. | 54: 227, figs. 1, 4 | 2018 |
| Bulbochaete thanguensis | M. Mandal & D. Maity | Phytotaxa | 346: 281, figs. 1, 2 | 2018 |
| Bysmatrum austrafrum | M. Dawut, S.D. Sym, S. Suda & T. Horiguchi | Phycologia | 57: 171, figs. 1-24 | 2018 |
| CAROLIBRANDTIA | R. Hoshina & T. Nakada | Phycological Research | 66: 82 | 2018 |
| Carolibrandtia ciliaticola | (R. Hoshina, M. Kobayashi, T. Suzaki & Y. Kusuoka) R. Hoshina & T. Nakada | Phycological Research | 66: 82 | 2018 |
| Chroococcidiopsis lichenoides | C.D. Villanueva, P. Hasler & D.A. Casamatta in Villanueva et al. | J. Phycol. | 54: 227, fig. 2 | 2018 |
| Cosmarium amoenum var. jiboense ('jiboensis') | G.J.P. Ramos, C.E.M. Bicudo & C.W.N. Moura | Phytotaxa | 346: 61, figs. 3-8 | 2018 |
| Cosmarium oliveirae | G.J.P. Ramos, C.E.M. Bicudo & C.W.N. Moura | Phytotaxa | 346: 63, figs. 34-38 | 2018 |
| Cyclotella stipata | Frenguelli | Rev. Mus. La Plata, n.s. Bot. | 5: 213, text-fig. 2, pl. XII: figs. 5, 6 | 1942 |
| Diplosphaera epiphytica | T. Darienko & T. Pröschold | Notulae algarum | 54: 2, figs. 1, 2 | 2018 |
| Entomoneis adriatica | M. Mejdandzić & S. Bosak in Mejdandzić et al. | J. Phycol. | 54: 289, fig. 6 | 2018 |
| Entomoneis gracilis | M. Mejdandzić & S. Bosak in Mejdandzić et al. | J. Phycol. | 54: 284, fig. 3 | 2018 |
| Entomoneis infula | M. Mejdandzić & S. Bosak in Mejdandzić et al. | J. Phycol. | 54: 287, fig. 5 | 2018 |
| Entomoneis pusilla | S. Bosak & Mejdandzić in Mejdandzić et al. | J. Phycol. | 54: 281, fig. 2 | 2018 |
| Entomoneis umbratica | M. Mejdandzić & S. Bosak in Mejdandzić et al. | J. Phycol. | 54: 291, fig. 7 | 2018 |
| Entomoneis vilicicii | S. Bosak & Mejdandzić in Mejdandzić et al. | J. Phycol. | 54: 284, fig. 4 | 2018 |
| FUSIPERIDINIUM | F.M.G. McCarthy, H. Gu, K.N. Mertens & C. Carbonell-Moore in McCarthy et al. | Phycological Research | 66: 143 | 2018 |
| Fallacia californica | R. Stancheva & K.M. Manoylov | Phytotaxa | 345: 106, figs. 1-38 | 2018 |
| Fusiperidinium wisconsinense | (S. Eddy) F.M.G. McCarthy, H. Gu, K.N. Mertens & C. Carbonell-Moore | Phycological Research | 66: 143, 146 | 2018 |
| GUARRERAEA | J.P. Kociolek, J.M. Guerrero & B. Van de Vijver in Guerrero et al. | Phytotaxa | 345: 129 | 2018 |
| Gomphoneis frenguellii | J.P. Kociolek & S.E. Sala in Kociolek et al. | Diatom Research | 32: 440, figs. 1-19 | 2017 |
| Gomphoneis patagoniana | J.P. Kociolek & S.E. Sala in Kociolek et al. | Diatom Research | 32: 444, figs. 30-36 | 2017 |
| Guarreraea limnopolarensis | (B. Van de Vijver & R.M. Crawford) J.P. Kociolek & B. Van de Vijver in Guerrero et al. | Phytotaxa | 345: 129 | 2018 |
| Guarreraea stipata | (Frenguelli) J.P. Kociolek & J.M. Guerrero in Guerrero et al. | Phytotaxa | 345: 129 | 2018 |
| Gyrosigma spathulatum | Ricard | Bull. Mus. Natl. Hist. Nat. [Paris]. Bot. | 23: 208, pl. IV: figs. 42-46 | 1975 |
| Luticola moreirae | A. Straube, P.I. Tremarin & T.A.V. Ludwig | Diatom Research | 32: 428, figs. 68-77 | 2017 |
| Luticola papilioformis | A. Straube, P.I. Tremarin & T.A.V. Ludwig | Diatom Research | 32: 430, figs. 78-88 | 2017 |
| Melosira laevis var. fuegiana | Frenguelli | Anales Soc. Cient. Argentina | 98: 49, pl. XIII, figs. 1-9 | 1924 |
| Navicula avium | (Tiffany, Herwig & F.A.S. Sterrenburg) Yuhang Li & Kuidong Xu in Li et al. | Diatom Research | 32: 454 | 2017 |
| Navicula detenta | Hustedt | Int. Rev. Hydrobiol. u. Hydrogr. | 43: 164, fig. 31 | 1943 |
| Navicula pupuloides | Cholnoky | Hydrobiologia | 7: 175, figs. 62, 63 | 1955 |
| Navicula tsukamotoi | (F.A.S. Sterrenburg & F. Hinz) Yuhang Li & Kuidong Xu in Li et al. | Diatom Research | 32: 454 | 2017 |
| Nemalionopsis parkeri | E.T. Johnston & M.L. Vis in Johnston et al. | J. Phycol. | 54: 167 | 2018 |
| Nemalionopsis shawii f. caroliniana | R.V. Howard & B.C. Parker | Phycologia | 18: 333, figs. 3-10 | 1979 |
| Nitzschia fabiennejansseniana | C. Cocquyt & E. Ryken | Diatom Research | 32: 467, figs. 2-43 | 2017 |
| Nitzschia pseudoaequalis | C. Cocquyt in Cocquyt & Ryken | Diatom Research | 32: 470, figs. 44-62 | 2017 |
| Orthoseira ferrarioana | J.M. Guerrero, J.P. Kociolek & S.E. Sala in Guerrero et al. | Phytotaxa | 345: 123, figs. 34-53 | 2018 |
| Orthoseira frenguellii | J.M. Guerrero, J.P. Kociolek & A.A. Vouilloud in Guerrero et al. | Phytotaxa | 345: 125, figs. 54-71 | 2018 |
| Peridinium wisconsinense | S. Eddy | Trans. Amer. Micr. Soc. | 49: 300, pl. XXXIV: fig. 51 | 1930 |
| Ptilophora aureolusa | G.H. Boo, L. Le Gall, I.K. Hwang, K.A. Miller & S.M. Boo | J. Phycol. | 54: 252, fig. 2 | 2018 |
| Ptilophora malagasya | G.H. Boo, L. Le Gall, I.K. Hwang, K.A. Miller & S.M. Boo | J. Phycol. | 54: 254, fig. 3 | 2018 |
| Ptilophora spongiophila | G.H. Boo, L. Le Gall, I.K. Hwang, K.A. Miller & S.M. Boo | J. Phycol. | 54: 254, fig. 4 | 2018 |
| Rexlowea parasemen | (H. Lange-Bertalot) M. Kulikovskiy, J.P. Kociolek & S.I. Genkal in Kociolek et al. | Diatom Research | 32: 479 | 2018 |
| SINOPERONIA | J.P. Kociolek, Y. Liu, A. Glushchenko & M. Kulikovskiy in Liu et al. | Phycologia | 57: 148 | 2018 |
| Sellaphora davoutiana | D. Heudre, C.E. Wetzel, L. Moreau, & L. Ector | Phytotaxa | 346: 271, figs. 2-17 | 2018 |
| Sinoperonia polyraphiamorpha | J.P. Kociolek, Y. Liu, A. Glushchenko & M. Kulikovskiy in Liu et al. | Phycologia | 57: 148, figs. 2-69 | 2018 |
| Staurastrum pseudoteliferum | G.J.P. Ramos, C.E.M. Bicudo & C.W.N. Moura | Phytotaxa | 346: 71, figs. 105-110 | 2018 |
| Synedra monodii ('monodi') | Guermeur | Cat. Inst. Franc\*,. Afrique Noire | 12: 27, pl. II: fig. 1 | 1954 |
| TOXONIDISIGMA | C.S. Lobban & G. Reid | Phytotaxa | 346: 178 | 2018 |
| Thorea kokosinga-pueschelii | E.T. Johnston & M.L. Vis in Johnston et al. | J. Phycol. | 54: 167, fig. 3D,H,K,L | 2018 |
| Toxonidisigma challengeriense | (Castracane) C.S. Lobban & G. Reid | Phytotaxa | 346: 178 | 2018 |
| Toxonidisigma garbii | C.S. Lobban & G. Reid | Phytotaxa | 346: 178, pl. XXVI: fig. 14 in Castracane 1886 | 2018 |
| Ulnaria acuscypriacus | H. Lange-Bertalot & M. Cantonati in Cantonati et al. | Phytotaxa | 346: 83, figs. 37-56 | 2018 |
| Ulnaria monodii | (Guermeur) M. Cantonati & H. Lange-Bertalot in Cantonati et al. | Phytotaxa | 346: 80 | 2018 |