Superfamily STAPHYLINOIDEA (atlas of beetles of Russia)
Family Staphylinidae (atlas of rove beetles of Russia)
Subfamily Staphylininae
Gyrohypnus fracticornis (O. Mueller, 1776)
Volgograd Prov., Elton Lake (Khara River) 4-5.V.2000, E.V. Komarov
Photo from the site of Konstantin Grebennikov http://rove.front.ru