Hydrachnidia Krantz, 1978 - water mites Superfamily Lebertioidea Thor, 1900 Family Torrenticolidae Piersig, 1902 Subfamily Torrenticolinae Piersig, 1902 Genus Torrenticola Piersig, 1896 Subgenus Torrenticola (Megapalpis) Halbert, 1944