Clostera albosigma curtuloides (Erschoff, 1870):

E.Siberia, Irkutsk province, Ust-Orda envir., Kharat, at UV-light, 24-VI-1973, leg. E.Berlov The forewing length is 16 mm. det. L.Lehmann

The Urals, Sverdlovsk (= Ekaterinburg) envir., airport Koltsovo, 24-VII-1968, leg. E.Berlov The forewing length is 14 mm. det. E.Berlov