Naenia contaminata (Walker, 1865): E.Siberia, 10 km E Irkutsk, at light, 15-VII-2010, leg. E.Berlov The forewing length is 15 mm. det. A.Matov E.Siberia, Irkutsk envir., at light, VII-2008, leg. I.Makhov (coll. I.Makhov) The forewing length is 16 mm. det. A.Matov