| Scientific Name | Author | English Name |
|---|---|---|
| Cephalodella auriculata | (Müller, 1773) | |
| Cephalodella catellina | (Müller, 1786) | |
| Cephalodella forficula | (Ehrenberg, 1830) | |
| Cephalodella gibba | (Ehrenberg, 1832) | |
| Cephalodella gracilis | (Ehrenberg, 1830) | |
| Cephalodella megalocephala | (Glasscott, 1893) | |
| Notommata copeus | Ehrenberg, 1934 | |
| Notommata glyphura | Wulfert, 1935 | |
| Notommata theodora | unspecified | |
| Pleurotrocha petromyzon | (Ehrenberg, 1830) |