| Family | Common Name | Selected Genus and Species | Image |
|---|---|---|---|
| Adinetidae | Freshwater Rotifer | Adineta ricciae | |
| Habrotrochidae | Freshwater Rotifer | Habrotrocha elusa | |
| Philodinavidae | Freshwater Rotifer | Philodinavus paradoxus | |
| Philodinidae | Freshwater Rotifer | Philodina acuticornis | |
| Family | Common Name | Selected Genus and Species | Image |
|---|---|---|---|
| Atrochidae | Rotifer | Atrochus tentaculatus |  |
| Collothecidae | Rotifer | Collotheca pelagica |  |
| Family | Common Name | Selected Genus and Species | Image |
|---|---|---|---|
| Conochilidae | Rotifer | Conochilus hippocrepis |  |
| Flosculariidae | Rotifer | Limnias melicerta |  |
| Hexarthridae | Rotifer | Hexarthra mira |  |
| Testudinellidae | Turtle Rotifer | Testudinella patina |  |
| Trochosphaeridae | Rotifer | Filinia longiseta |  |
| Family | Common Name | Selected Genus and Species | Image |
|---|---|---|---|
| Asciaporrectidae | Rotifer | Asciaporrecta difflugicola |  |
| Asplanchnidae | Rotifer | Asplanchna priodonta |  |
| Birgeidae | Rotifer | Birgea enantia |  |
| Brachionidae | Rotifer | Brachionus plicatilis |  |
| Clariaidae | Rotifer | Claria segmentata |  |
| Cotylegaleatidae | Rotifer | Cotylegaleata perplexa |  |
| Dicranophoridae | Rotifer | Dicranophorus sigmoides |  |
| Epiphanidae | Rotifer | Mikrocodides chlaena |  |
| Euchlanidae | Rotifer | Euchlanis dilatata |  |
| Gastropodidae | Rotifer | Gastropus stylifer |  |
| Ituridae | Rotifer | Itura viridis |  |
| Lecanidae | Rotifer | Lecane quadridentata |  |
| Lepadellidae | Rotifer | Lepadella vandenbrandei |  |
| Lindiidae | Rotifer | Lindia truncata |  |
| Microcodidae | Rotifer | Microcodon clavus |  |
| Mytilinidae | Rotifer | Mytilina bisulcata |  |
| Notommatidae | Rotifer | Notommata allantois |  |
| Proalidae | Rotifer | Proales halophila |  |
| Scaridiidae | Rotifer | Scaridium longicaudum |  |
| Synchaetidae | Rotifer | Synchaeta longipes |  |
| Tetrasiphonidae | Rotifer | Tetrasiphon hydrocora |  |
| Trichocercidae | Rotifer | Trichocerca rattus |  |
| Trichotriidae | Rotifer | Trichotria tetractis |  |