Hydrachnidia Krantz, 1978 - water mites
   Superfamily Hygrobatoidea Koch, 1842
     Family Aturidae Thor, 1900
       Subfamily Aturinae Thor, 1900
         1 Genus Ameribrachypoda Smith, 1991
         2 Genus Aturides Lundblad, 1937
         3 Genus Aturus Kramer, 1875
         4 Genus Bharatalbia Cook, 1967
         5 Genus Kongsbergia Thor, 1899
         6 Genus Neoaturus Lundblad, 1941
         7 Genus Phreatobrachypoda Cook, 1963
         8 Genus Subalbia Viets, 1914
         9 Genus Subaturus Viets, 1917