| Family | Alloptidae Gaud, 1957
| 36 169 | Genera Species |
| Family | Analgidae Trouessart & Mégnin, 1884 Feather mites | 49 228 | Genera Species |
| Family | Avenzoariidae Oudemans, 1905
| 25 153 | Genera Species |
| Family | Cytoditidae Oudemans, 1908
| 2 3 | Genera Species |
| Family | Dermationidae Fain, 1965
| 11 42 | Genera Species |
| Family | Epidermoptidae Trouessart, 1892
| 13 55 | Genera Species |
| Family | Gaudooglyphidae
| 0 0 | Genera Species |
| Family | Heteropsoridae Oudemans, 1908
| 1 1 | Genus Species |
| Family | Kytoditidae Oudemans, 1908 ⇒ Cytoditidae
| 2 5 | Genera Species |
| Family | Laminosioptidae Vitzthum, 1931
| 10 29 | Genera Species |
| Family | Proctophyllodidae Trouessart & Mégnin, 1884
| 56 440 | Genera Species |
| Family | Psoroptoididae Gaud, 1958
| 14 64 | Genera Species |
| Family | Pteronyssidae Oudemans, 1941
| 27 234 | Genera Species |
| Family | Ptyssalgidae Atyeo & Gaud, 1979
| 1 1 | Genus Species |
| Family | Pyroglyphidae Cunliffe, 1958 Dust mites, House dust mites | 32 78 | Genera Species |
| Family | Trouessartiidae Gaud, 1957
| 13 124 | Genera Species |
| Family | Turbinoptidae Fain, 1957
| 9 15 | Genera Species |
| Family | Xolalgidae Dubinin, 1953
| 26 115 | Genera Species |