| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Adineta glauca Wulfert 1942 | 0 | 2 | 0 |
| Adineta gracilis Janson 1893 | 0 | 5 | 0 |
| Adineta grandis Murray 1910 | 0 | 1 | 0 |
| Adineta | 0 | 2 | 0 |
| Adineta vaga (Davis 1873) | 0 | 6 | 0 |
| Adinetidae | 0 | 1 | 0 |
| Albertia | 0 | 0 | 0 |
| Albertia crystallina Schultze 1851 | 0 | 5 | 0 |
| Anuraeopsis | 0 | 3 | 0 |
| Anuraeopsis fissa Gosse 1851 | 0 | 5 | 0 |
| Anuraeopsis navicula Rousselet 1911 | 0 | 3 | 0 |
| Ascomorpha | 0 | 0 | 0 |
| Aspelta | 0 | 0 | 0 |
| Aspelta clydona Harring & Myers 1928 | 0 | 6 | 0 |
| Aspelta europaea Hauer 1939 | 0 | 6 | 0 |
