Omophron limbatum (Fabricius, 1777) Uliyanovsk district, bank of Volga river near bay Staromaynskiy, biostation, sand, 17-VI-1993, leg. K.Egorov
The body length is 6 mm.
Original description: FABRICIUS J.C. 1777: Genera insectorum eorumque characteres naturales secundum numerum,
figuram, situm et proportionem omnium partium oris adiecta mantissa specierum nuper detectarum. M.F.Bartschii, Chilonii, xvi + 310 pp.