| Superfamilies | Recorded Species in Canada | Unrecorded Species in Canada | Recorded Species in the World | Unrecorded Species in the World |
|---|---|---|---|---|
| Calyptostomatoidea | 1 | 2 | Unknown | Unknown |
| Erythraeoidea | 5 | 55 | Unknown | Unknown |
| Tanaupodoidea | None | 7 | Unknown | Unknown |
| Trombiculoidea | 22 | 99 | Unknown | Unknown |
| Trombidioidea | 10 | 35 | Unknown | Unknown |
| Arrenuroidea | 153 | 157 | Unknown | Unknown |
| Eylaoidea | 15 | 24 | Unknown | Unknown |
| Hydrachnoidea | 23 | 20 | Unknown | Unknown |
| Hydrovolzioidea | 2 | 1 | Unknown | Unknown |
| Hydryphantoidea | 45 | 26 | Unknown | Unknown |