| Cymbellafalsa Lange-Bert. & Metzeltin, 2009 |
| Cymbellafalsa diluviana (Krasske) Lange-Bert. & Metzeltin, 2009 |
| Cymbopleura (Krammer) Krammer, 1999 |
| Cymbopleura amphicephala (Nägeli) Krammer, 2003 |
| Cymbopleura angustata (W. Smith) Krammer, 2003 |
| Cymbopleura chacii E. Novelo, R. Tavera & C. Ibarra, 2007 |
| Cymbopleura cuspidata (Kütz.) Krammer, 2003 |
| Cymbopleura declivis Metzeltin & Krammer, 2003 |
| Cymbopleura hustedtii (Krasske) E. Novelo, R. Tavera & C. Ibarra, 2007 |
| Cymbopleura inaequalis (Ehrenb.) Krammer, 2003 |
| Cymbopleura naviculiformis (Auersw. ex Heib.) Krammer, 2003 |
| Cymbopleura subaequalis (Grunow) Krammer, 2003 |
| Delicata K. Krammer, 2003 |
| Delicata delicatula (Kütz.) K. Krammer, 2003 |
| Didymosphenia Schmidt, 1899 |
| Didymosphenia geminata (Lyngb.) Schmidt, 1899 |
| Encyonopsis K. Krammer, 1997 |
| Encyonopsis cesatii (Rabenhorst) Krammer, 1997 |
| Encyonopsis difficilis (Krasske) Krammer, 1997 |
| Encyonopsis krammerioides Lange-Bert. & Rumrich, 2000 |