Euxoa ochrogaster rossica (Staudinger, 1881): (= Agrotis islandica var. rossica Staudinger, 1881; = deserticola Kozhantschikov, 1937) E.Siberia, Irkutsk, at UV-light, 7-VIII-1973, leg. E.Berlov The forewing length is 16 mm. det. L.Lehmann E.Siberia, 10 km E Irkutsk, at light, 31-VII-2005, leg. E.Berlov The forewing length is 20,5 mm. det. A.Matov