Cheyletoidea

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Chelicerata
Classis: Arachnida
Subclassis: Acari
Superordo: Acariformes
Ordo: Trombidiformes
Subordo: Prostigmata
Cohort: Eleutherengona
Superfamilia: Cheyletoidea
Familiae: Cheyletidae - Demodicidae - Harpirhynchidae - Psorergatidae - Syringophilidae

[list of familiae after Bochkov (2008: 55)]
References

Bochkov, A.V. 2002: Classification and phylogeny of mites of the superfamily Cheyletoidea (Acari: Prostigmata). Entomologicheskoe Obozrenie, 81: 488–513.
Bochkov, A.V. 2008: New observations on phylogeny of cheyletoid mites (Acari: Prostigmata: Cheyletoidea). Proceedings of the Zoological Institute RAS, 312: 54–73. PDF

Cheyletoidea is a superfamily of mites in the order Trombidiformes. They include parasites of other arthropods and vertebrates,[1][2] though some Cheyletidae are instead free-living predators.[3]
References

D. S. Kettle (1984). Medical and Veterinary Entomology. Croom Helm. p. 382. ISBN 9780856648397.
Richard C. Russell, Domenico Otranto & Richard L. Wall (2013). "Mites (Arachnida: Acari)". The Encyclopedia of Medical and Veterinary Entomology. CAB International. pp. 209–242. ISBN 9781780640372.
"Family Cheyletidae Leach, 1815". insects.ummz.lsa.umich.edu. Retrieved 2023-08-31.