| Name | Author | Source | Citation | Year |
|---|
| ACARPOSPOROPHYCOS | O. Necchi in Necchi et al. | Phytotaxa | 395: 55 | 2019 |
| Acarposporophycos brasiliensis | (O. Necchi) O. Necchi & Garcia in Necchi et al. | Phytotaxa | 395: 56 | 2019 |
| Actinella hermes-moreirae | D.T. Ruwer, T.A.V. Ludwig & L. Rodrigues | Phytotaxa | 395: 73, figs. 2-23, 24-31 | 2019 |
| Amphorotia zhujiangensis | C. Wu, D.M. Williams & R.J. Flower in Wu et al. | Phycologia | 58: 75, figs. 27-41, 43-51 | 2019 |
| Batrachospermum cylindrocellulare | Kumano | Bot. Mag. Tokyo | 91: 100, fig. 3 | 1978 |
| Batrachospermum turgidum | Kumano | Jap. J. Phycol. | 30: 291, figs. 2, 3 | 1982 |
| Castagnea ikomae | Narita | Botanical Magazine [Tokyo] | 50: 386, figs. 1, 2 | 1936 |
| Cymbella pavanaensis | A. Vigneshwaran, M.S. Kulikovskiy, J.P. Kociolek, & B. Karthick in Vigneshwaran et al. | Phytotaxa | 395: 211, figs. 1-36 | 2019 |
| Dipterocladia yongdeokkoi | I.K. Hwang & G.H. Boo | Phycologia | 58 29, figs. 1-10 | 2018 |
| EUCHEUMATOPSIS | M.L. Núñez-Resendiz, K. Dreckmann & A. Sentíes in Núñez-Resendiz et al. | Phycologia | 58: 55 | 2019 |
| Encyonopsis carraensis | B. Kennedy, Y. Buckley, & N. Allott | Phytotaxa | 395: 98, figs. 3-27 | 2019 |
| Encyonopsis hibernica | B. Kennedy, Y. Buckley, & N. Allott | Phytotaxa | 395: 101, figs. 29-71 | 2019 |
| Eucheumatopsis isiformis | (C. Agardh) M.L. Núñez-Resendiz, K. Dreckmann & A. Sentíes | Phycologia | 58: 55 | 2019 |
| Gomphonema mutunense ('mutunensis') | D.T. Ruwer, T.A.V. Ludwig & L. Rodrigues | Phytotaxa | 395: 74, figs. 32-47, 48-55 | 2019 |
| LEPTODESMIS | L. Raabová, L. Kovacik, & O. Strunecký | Phytotaxa | 395: 13 | 2019 |
| Leptodesmis paradoxa | L. Raabová, L. Kovacik, & O. Strunecký | Phytotaxa | 395: 13, figs. 1U-Z, 6A | 2019 |
| Leptolyngbya borchgrevinkii | J. Komárek | Polish Polar Research | 28: 224, fig. 8 | 2007 |
| Leptolyngbya fritschiana | J. Komárek | Polish Polar Research | 28: 221, fig. 7 | 2007 |
| Leptolyngbya nigrescens | J. Komárek | Polish Polar Research | 28: 221, fig. 6 | 2007 |
| Leptolyngbya vincentii | J. Komárek | Polish Polar Research | 28: 218, fig. 4 | 2007 |
| Mesogloia ikomae | (Narita) H. Kawai & T. Hanyuda in Kawai et al. | Phycologia | 58: 68 | 2019 |
| Mesogloia japonica | H. Kawai & T. Hanyuda in Kawai et al. | Phycologia | 58: 67, figs. 9-17 | 2019 |
| Nitzschia australodesertorum | E.A. Lehmkuhl, T. Ludwig & C. Bicudo in Lehmkuhl et al. | Phytotaxa | 399: 89, figs. 32-52, 59-68 | 2019 |
| Nitzschia pusilluhasta | E.A. Lehmkuhl & C. Bicudo in Lehmkuhl et al. | Phytotaxa | 399: 86, figs. 2-21, 53-58 | 2019 |
| Phormidesmis arctica | L. Raabová, L. Kovacik, J. Elster, & O. Strunecký | Phytotaxa | 395: 12, figs. 1O-T, 2A, 6B | 2019 |
| Phormidesmis communis | L. Raabová, L. Kovacik, J. Elster, & O. Strunecký | Phytotaxa | 395: 12, figs. 1J-N, 2B, 6C | 2019 |
| Phormidesmis nigrescens | (J. Komárek) L. Raabová, L. Kovacik, J. Elster, & O. Strunecký | Phytotaxa | 395: 12 | 2019 |
| Polysiphonia bartlingiana | Kützing | Phyc. gen.: | 416 | 1843 |
| Pseudorhizoclonium australe | C. Boedeker, F. Leliaert & A.R. Sherwood in Sherwood et al. | Phycologia | 58: 91, figs. 19-24 | 2019 |
| Pseudorhizoclonium hawaiiense | A.R. Sherwood, C. Boedeker & F. Leliaert in Sherwood et al. | Phycologia | 58: 89, figs. 9-11 | 2019 |
| Pseudorhizoclonium mangroviorum | C. Boedeker, F. Leliaert & A.R. Sherwood in Sherwood et al. | Phycologia | 58: 92, figs. 25-27 | 2019 |
| Pseudorhizoclonium minutissimum | (Zeller) C. Boedeker, F. Leliaert & A.R. Sherwood in Sherwood et al. | Phycologia | 58: 89 | 2019 |
| Pseudorhizoclonium philippinense | F. Leliaert, C. Boedeker & A.R. Sherwood in Sherwood et al. | Phycologia | 58: 91, figs. 12-18 | 2019 |
| Pseudorhizoclonium subaerophilum | A.R. Sherwood, C. Boedeker & F. Leliaert in Sherwood et al. | Phycologia | 58: 89, figs. 7, 8 | 2019 |
| SYMPHYOCLADIELLA | D. Bustamante, B.Y. Won & T.O. Cho in Bustamante et al. | Phycologia | 58: 10 | 2019 |
| Symphyocladiella baileyi | (Harvey) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 12 | 2019 |
| Symphyocladiella bartlingiana | (Kützing) D. Bustamante, B.Y. Won & T.O. Cho in Bustamante et al. | Phycologia | 58: 10 | 2019 |
| Symphyocladiella brevicaulis | (A.M. Savoie & G.W. Saunders) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 13 | 2019 |
| Symphyocladiella dendroidea | (Montagne) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 13 | 2019 |
| Symphyocladiella gracilis | (Kylin) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 13 | 2019 |
| Symphyocladiella parasitica | (Hudson) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 13 | 2019 |
| Symphyocladiella rosea | (A.M. Savoie & G.W. Saunders) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 13 | 2019 |
| Symphyocladiella spinifera | (Kützing) D. Bustamante, B.Y. Won, S.C. Lindstrom & T.O. Cho | Phycologia | 58: 13 | 2019 |
| Thecadinium pseudokofoidii | M.S. Selina, K.V. Efimova & M. Hoppenrath | Phycologia | 58: 45, figs. 8-12, 32-57 | 2019 |
| Tryblionella confusa | L.M. Bertolli & L.C. Torgan in Bertolli et al. | Phytotaxa | 399: 175, figs. 2-21 | 2019 |
| Tryblionella ornata | L.M. Bertolli, D.M. Talgatti, & L.C. Torgan in Bertolli et al. | Phytotaxa | 399: 178, figs. 22-40 | 2019 |
| VISIA | O. Necchi in Necchi et al. | Phytotaxa | 395: 57 | 2019 |
| Visia cayennensis | (Montagne ex Kützing) O. Necchi & A. Garcia in Necchi et al. | Phytotaxa | 395: 58 | 2019 |
| Visia cylindrocellularis | (S. Kumano) O. Necchi & A. Garcia in Necchi et al. | Phytotaxa | 395: 59 | 2019 |
| Visia longiarticulata | (O. Necchi) O. Necchi & A. Garcia in Necchi et al. | Phytotaxa | 395: 59 | 2019 |
| Visia turgida | (S. Kumano) O. Necchi & A. Garcia in Necchi et al. | Phytotaxa | 395: 62 | 2019 |