Family Dytiscidae (atlas of beetles of Russia) Tribe Aciliini (Coleoptera, Dytiscidae) Graphoderus austriacus (Sturm, 1834) = Hydaticus austriacus Sturm, 1834:46 Male: Chita, Kenon Lake, 6-VIII-1971, leg. E. Berlov Body length 13,5 mm.