Insecta - Coleoptera - Hydraenidae
Parent taxon: Staphylinoidea according to C. Y. Cai et al. 2022
See also Bouchard et al. 2011, Crowson 1981, Jäch and Yamamoto 2017 and Lawrence and Newton 1995
Sister taxa: Agyrtidae, Colonidae, Dasyceridae, Empelidae, Jacobsoniidae, Leiodidae, Ptiliidae, Staphylinidae
Subtaxa: Hydraeninae Ochtebiites Ochthebiinae Prosthetopinae
Ecology:
Distribution:
• Quaternary of Canada (1: British Columbia collection), the United Kingdom (25), United States (12: Colorado, Pennsylvania, Washington, Wisconsin)
• Oligocene of Germany (1)
• Eocene of the United Kingdom (3)
• Paleocene of Svalbard and Jan Mayen (1)
• Cretaceous of Australia (1), Mongolia (1), Myanmar (1)
• Jurassic of Kazakhstan (1), Mongolia (2), the Russian Federation (2)
Total: 51 collections including 79 occurrences