| Scientific Name | Author | English Name |
|---|---|---|
| Cyclotella choctawhatcheeana | Prasad | |
| Cyclotella cryptica | Reimann, Lewin & Guillard | |
| Cyclotella distinguenda | Hustedt | |
| Cyclotella iris | Brun & Héribaud | |
| Cyclotella operculata | (C. Agardh) Kützing | |
| Stephanodiscus astraea | (Ehrenberg) Grunow |