| Name | Author | Source | Citation | Year |
|---|
| AFFIXIFILUM | F.W. Lefler, D.E. Berthold, & H.D. Laughinghouse | J. Phycol. | 57: 97 | 2020 |
| Affixifilum floridanum | F.W. Lefler, D.E. Berthold, & H.D. Laughinghouse | J. Phycol. | 57: 99, fig. 6 | 2020 |
| Affixifilum granulosum | (T.A. Caires, C.L. Sant'Anna & J.M.C. Nunes) F.W. Lefler, D.E. Berthold, & H.D. Laughinghouse | J. Phycol. | 57: 100 | 2020 |
| Craspedostauros danayanus | R. Majewska & M.P. Ashworth in Majewska et al. | J. Phycol. | 57: 202. figs. 2, 3 | 2020 |
| Craspedostauros legouvelloanus | R. Majewska & S. Bosak in Majewska et al. | J. Phycol. | 57: 207. figs. 4, 5 | 2020 |
| Craspedostauros macewanii | R. Majewska & M.P. Ashworth in Majewska et al. | J. Phycol. | 57: 210. fig. 6 | 2020 |
| Cymbella xiaojinensis | Y.L. Li in Zhang et al. | Phytotaxa | 482: 58, figs. 1-21 | 2021 |
| Encyonema oblongum ('oblonga') | Q. Liu & S. Xie in Liu et al. | Phytotaxa | 480: 285, figs. 1-18 | 2021 |
| Iningainema tapete | D.E. Berthold & Laughinghouse in Berthold et al. | Harmful Algae | 101 {101969}: 3, figs. 1-3 | 2021 |
| Neolyngbya biscaynensis | F.W. Lefler, D.E. Berthold, & H.D. Laughinghouse | J. Phycol. | 57: 100, fig. 9 | 2020 |
| Neolyngbya regalis | F.W. Lefler, D.E. Berthold, & H.D. Laughinghouse | J. Phycol. | 57: 100 | 2020 |
| Nitzschia adhaerens | M. Mucko & S. Bosak in Mucko et al. | J. Phycol. | 57: 151, figs. 4, 5 | 2020 |
| Nitzschia dalmatica | M. Mucko & S. Bosak in Mucko et al. | J. Phycol. | 57: 147, figs. 1-3 | 2020 |
| Nitzschia inordinata | M. Mucko & S. Bosak in Mucko et al. | J. Phycol. | 57: 152, figs. 6, 7 | 2020 |
| Pinnularia qinghainensis | Bing Liu & S. Blanco in L.Y. Deng et al. | Phytotaxa | 483: 80-84, figs. 1-25 | 2021 |
| Pseudo-nitzschia hainanensis | Xiu Mei Chen & Yang Li in Chen et al. | J. Phycol. | 57: 337, fig. 2 | 2020 |
| Pseudo-nitzschia taiwanensis | Xiu Mei Chen & Yang Li in Chen et al. | J. Phycol. | 57: 338, fig. 3 | 2020 |
| SHIMIELLA | J.H. Ok, H.J. Jeong, S.Y. Lee, & J.H. Noh in Ok et al. | J. Phycol. | 57: 73 | 2020 |
| Shimiella gracilenta | J.H. Ok, H.J. Jeong, S.Y. Lee, & J.H. Noh in Ok et al. | J. Phycol. | 57(1): 73, figs. 1-7 | 2020 |
| Staurosirella paranaensis | N.C. Osório, L. Ector, L. Rodrigues, C.E. Wetzel | Phytotaxa | 480: 167, figs. 2-50 | 2021 |