| Navigiolum Lange-Bert., Cavacini, Tagliaventi & Alfinito, 2003 |
| Navigiolum adamantiforme (Archibald) J.C. Taylor & Lange-Bert., 2006 |
| Navigiolum uruguayense Metzeltin, Lange-Bert. & García-Rodríguez, 2005 |
| Seminavis D.G. Mann, 1990 |
| Seminavis cymbelloides (Grunow) D.G. Mann, 1990 |
| Seminavis eulensteinii (Grunow) D.B. Danielidis, K. Ford & D. Kennett, 2003 |
| Seminavis macilenta (Gregory) D.B. Danielidis & D.G. Mann, 2002 |
| Seminavis strigosa Danieledis & Economou-Amilli, 2003 |
| Trachyneis Cleve, 1894 |
| Trachyneis antillarum (Cleve & Grunow) Cleve, 1894 |
| Trachyneis aspera (Ehrenb.) Cleve, 1894 |
| Trachyneis aspera var. aspera (Ehrenb.) Cleve, 1894 |
| Trachyneis aspera var. elliptica Hendey, 1964 |
| Trachyneis aspera var. intermedia (Grunow) Cleve, 1894 |
| Trachyneis clepsydra (Donk.) Cleve, 1894 |
| Trachyneis velata (A. Schmidt) Cleve, 1894 |