| Family | Genus | Species |
|---|---|---|
| Cinetochilidae | 4 | 9 |
| Cinetochilididae | 1 | 1 |
| Citrithrixidae | 1 | 1 |
| Cohnilembidae | 2 | 4 |
| Glauconematidae | 4 | 7 |
| Loxocephalidae | 6 | 15 |
| Orchitophryidae | 5 | 18 |
| Parauronematidae | 0 | 1 |
| Philasteridae | 11 | 29 |
| Pseudocohnilembidae | 1 | 7 |
| Thigmophryidae | 1 | 3 |
| Uronematidae | 6 | 29 |
| Urozonidae | 1 | 1 |