title: To systematics of the mite genus Hoplocheylus (Acariformes: Tarsocheylidae).
abstract: A new species of the genus Hoplocheylus Atyeo and Baker, 1964 (Acariformes: Heterostigmatina: Tarsocheylidae), H. magnificus sp. nov. is described from the nest of the ant Formica rufa Linnaeus (Hymenoptera: Formicidae) from Kurgan Province, Western Siberia, Russia. A poorly-known species Hoplocheylus sogdianicus Barilo and Sharipov, 1987 is redescribed from the holotype. A key to species of the genus Hoplocheylus is provided.
authors.affiliation: Tyumen State University, Tyumen, Volodarskogo 6, 625003 Russia.; Email: alex1973khaustov@gmail.com.
authors.forename: Alexander A
authors.initials: AA
authors.lastname: Khaustov
mesh_terms: D063147:Animal Distribution; D000825:Animal Structures / Q000033:anatomy & histology / Q000254:growth & development; D000818:Animals; D001000:Ants / Q000469:parasitology; D049628:Body Size; D017753:Ecosystem; D005260:Female; D008297:Male; D008925:Mites / Q000033:anatomy & histology / Q000145:classification* / Q000254:growth & development; D009929:Organ Size; D012800:Siberia