Rhantus (Nartus) grapii (Gyllenhal, 1808)

Family Dytiscidae (atlas of beetles of Russia)
Tribe Colymbetini (Coleoptera, Dytiscidae)
Rhantus (Nartus) grapii (Gyllenhal, 1808)
= Dytiscus grapii Gyllenhal, 1808:505 [=grapi, =grapei]
= Colymbetes niger Boisduval & Lacordaire, 1835:314

Male: Kirovsk Prov., Svecha, 18-IX-1983, leg. G. Yuferev
Body length 11 mm.

Female: Leningrad (=St. Petersburg), env. Pulkovo, aviagorodok, 30-VIII-1971, leg. E. Berlov.
Body length 10,5 mm. Young (soft) specimen.