Hydriomena ? coerulata (Fabricius, 1775):
(= autumnalis Ström, 1783; = impluviata Hübner, 1809)

E.Siberia, Irkutsk Province, Khamar-Daban Mts. ridge, Malaya Bystraya River, ex pupa, 9-V-1956, leg. A.Rozhkov (coll. SIFIBR) The forewing length is 13 mm. det. A.Kurentsov

E.Siberia, Irkutsk, at light, 25-VII-1977, leg. E.Berlov The forewing length is 15 mm. det. L.Lehmann