| Nominal Species (n = 4) | Present allocation (n = 4) | Ref. |
|---|---|---|
| Cyclotella choctawhatcheeana Prasad | Cyclotella choctawhatcheeana | 80701 |
| Cyclotella cryptica Reimann, Lewin & Guillard | Cyclotella cryptica | 80701 |
| Cyclotella distinguenda Hustedt | Cyclotella distinguenda | 80701 |
| Cyclotella iris Brun & Héribaud | Cyclotella iris | 80701 |