| Scientific Name | TSN | Taxon Author | Common Name | Name Source | Usage | Reason (ITIS) | Taxon Rank |
|---|
| Bacillaria | 5300 | Gmelin | | ITIS | accepted | | Genus |
| Cylindrotheca | 5316 | Rabenh. | | ITIS | accepted | | Genus |
| Cymbellonitzschia | 590856 | Hustedt in Schmidt et al. | | ITIS | accepted | | Genus |
| Denticula | 5319 | Kütz. | | ITIS | accepted | | Genus |
| Denticulopsis | 573603 | R. Simonsen and T. Kanaya, 1961 | | ITIS | accepted | | Genus |
| Fragilariopsis | 5071 | Hustedt in A. Schmidt | | ITIS | accepted | | Genus |
| Hantzschia | 5303 | Grunow | | ITIS | accepted | | Genus |
| Neodenticula | 610078 | Akiba and Yanagisawa | | ITIS | accepted | | Genus |
| Nitzschia | 5070 | Hass. | | ITIS | accepted | | Genus |
| Pseudo-nitzschia | 584561 | H. Perag. in H. Perag. and Perag. | | ITIS | accepted | | Genus |
| Pseudonitzschia | 572760 | H. Perag. in H. Perag. and Perag. | | ITIS | not accepted | orthographic variant (misspelling) of Pseudo-nitzschia | Genus |
| Tryblionella | 590844 | W. Sm. | | ITIS | accepted | | Genus |
