Superfamily STAPHYLINOIDEA (atlas of beetles of Russia)
Family Staphylinidae (atlas of rove beetles of Russia)
Subfamily Oxytelinae
Bledius tricornis (Herbst, 1784)
Volgograd reg., NW Kalach-on-Don 2.V.1997, K.A. Grebennikov
Photo from the site of Konstantin Grebennikov http://rove.front.ru