Insecta - Coleoptera - Parahygrobiidae
Full reference: A. G. Ponomarenko. 1977. Suborder Adephaga, Polyphaga Incertae Sedis, Infraorder Staphyliniformia, in Mezozoiskie zhestkokryiye. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 161:17-119
Parent taxon: Adephaga according to C. Y. Cai et al. 2022
See also Bouchard et al. 2011 and Carpenter 1992
Sister taxa: Amarodes, Amphizoidae, Amphoxyne, Carabidae, Carabiformia, Chimaerocoleus, Cicindelidae, Colymbotethidae, Coptoclavidae, Curculionites, Dytiscidae, Dytiscoidea, Gyrinidae, Haliplidae, Hygrobiidae, Liadytidae, Longurius, Memptus, Noteridae, Oryctites, Pseudomorphinae, Trachypachidae, Triadogyrus, Triaplidae, Tritarsusidae
Subtaxa: Parahygrobia
Ecology:
Distribution: found only at Uda River (PIN collection 3053) (Jurassic of Russian Federation)