| Families | Recorded Species in Canada | Unrecorded Species in Canada | Recorded Species in the World | Unrecorded Species in the World |
|---|---|---|---|---|
| Alloptidae | 22 | 60 | Unknown | Unknown |
| Analgidae | 40 | 90 | Unknown | Unknown |
| Apionacaridae | None | 5 | Unknown | Unknown |
| Avenzoariidae | 27 | 80 | Unknown | Unknown |
| Cytoditidae | None | 5 | Unknown | Unknown |
| Dermationidae | 2 | 20 | Unknown | Unknown |
| Dermoglyphidae | 1 | 20 | Unknown | Unknown |
| Epidermoptidae | 7 | 10 | Unknown | Unknown |
| Gaudoglyphidae | None | 1 | Unknown | Unknown |
| Knemidokoptidae | 2 | 10 | Unknown | Unknown |