Hydrachnidia Krantz, 1978 - water mites Superfamily Lebertioidea Thor, 1900 Family Anisitsiellidae Koenike, 1910 Subfamily Anisitsiellinae Koenike, 1910 Genus Mamersella Viets, 1929 1 Subgenus Mamersella (Mamersella) Viets, 1929 2 Subgenus Mamersella (Neomamersella) Cook, 1966