Hydrachnidia Krantz, 1978 - water mites
   Superfamily Arrenuroidea Thor, 1900
     Family Bogatiidae Motaş & Tanasachi, 1948
       1 Subfamily Bogatiinae Motaş & Tanasachi, 1948 [monotypic]
       2 Subfamily Horreolaninae Habeeb, 1956 [monotypic]