A faunistic survey of cryptostigmatic mites (Acari: Oribatida) was conducted in Ahvaz during 2010-2012. A total of 19 species belonging to 17 genera and 12 families were collected among which 2 species weres new records for Iran fauna (as shown by 1 asterisk) and 3 families, 8 genera and 12 species were new for the Khuzestan province (as shown by 2 asterisks).Macropylina, Euphthiracaridae:Acrotritiaardua (Koch, 1841); Acrotritiasinensis*Jacot, 1923; Nothridae: Nothrusanauniensis**Canestrini&Fanzago, 1876; Haplochthoniidae: Haplochthoniussanctaeluciae Bernini, 1973; Cosmochthoniidae: Phyllozetesemmae (Berlese, 1910); Lohmanniidae: Lohmanniaturcmenica**Bulanova-Zachvatkina, 1960; Papilacaruschamartinensis**Pérez-Íñigo, 1967; CrypacaruspromecusGrandjean, 1950; Epilohmanniidae: Epilohmanniacylindricacylindrica (Berlese, 1904); Epilohmanniainexpectata* Schuster, 1960;PycnonothicBrachypylina, Tectocepheidae:Tectocepheusvelatus** (Michael, 1880); Oppiidae: Microppia minus**longisetosaSubias& Rodriguez, 1988; Multioppiawilsoni** Aoki, 1964; Lasiobelbaneonominata** (Subias, 2004);Discoppia (Cylindroppia) cylindrica (Pérez-Íñigo, 1965);PronothicBrachypylina, Zetomotrichidae: Zetomotrichuslacrimans**Grandjean,1934; Scheloribatidae: Scheloribatesfimbriatus** Thor, 1930; Oribatulidae: Oribatula (Zygoribatula) connexaucrainica (Iordansky, 1990); Galumnidae: Galumairanensis**Mahunka&Akrami, 2001.