Russian Far East, Sakhalin Island, Korsakov distr.,
lake Ptichje, at light, 9-VIII-1974, leg. M.Kuporosov The forewing length is 18 mm. det. J.Viidalepp |
Russian Far East, Sakhalin Island, Korsakov distr.,
lake Ptichje, at light, 15-VIII-1974, leg. M.Kuporosov The forewing length is 20,5 mm. det. E.Berlov |