Super family Bdelloidea (Snout mites) are predatory and cosmopolitan mites in the suborder Prostigmata. A study on the identification of mites of associated with soil of crops, orchards, pasture and forest plants in some parts of west and northwest of Iran was carried out during 2012-2014. In this survey, 20 species from 2 families, Bdellidae and Cunaxidae, (13 genera from 6 subfamilies) were collected and identified. The scientific name of species according to taxonomic position are listed as follows: (1) Family Bdellidae: Bdella spp.; Bdellodes sp.; Cyta leliae Eghbalian et al. 2014, Cyta kurdistanicus Eghbalian et al. 2014; Hexabdella quercusi Eghbalian, Khanjani, Safaralizadeh, Ueckermann 2016, Neomolgus iraniensis Eghbalian, Khanjani, Safaralizadeh, Ueckermann 2016; Spinibdella sp.; (2) Family Cunaxidae: Armascirus sp.; Dactyloscirus sp.; Coleoscirus sp. Cunaxa spp.; Cunaxa spp.; Pulaeus sp.; Lupaeus sp.