Hydrachnidia Krantz, 1978 - water mites Count: [g] 56f;487g [20 Oct 2023] Superfamily Arrenuroidea Thor, 1900 Count: [g] 19f;83g [20 Oct 2023] Family Athienemanniidae Viets, 1922 Count: [g] 15g [20 Oct 2023] Subfamily Athienemanniinae Viets, 1922 Count: [g] 8g [20 Oct 2023] Genus Penemundamella Cook, 2001 Count: -