| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Keratella americana Carlin, 1943 |
Western Central Atlantic | ||
| Keratella cochlearis (Gosse, 1851) |
Circumglobal | ||
| Keratella quadrata (Müller, 1786) |
Western Indian Ocean | ||
| Keratella tropica (Apstein, 1907) |
Asia | ||
| Keratella valga (Ehrenberg, 1834) |
Asia Inland Water |