Hydrachnidia Krantz, 1978 - water mites Superfamily Lebertioidea Thor, 1900 Family Anisitsiellidae Koenike, 1910 Subfamily Anisitsiellinae Koenike, 1910 Genus Platymamersopsis Viets, 1914 1 Subgenus Platymamersopsis (Platymamersopsis) Viets, 1914 2 Subgenus Platymamersopsis (Lavorona) Goldschmidt, 2008