Catalogue of Lepidoptera of Omsk Oblast (Russia). Macrolepidoptera. Families: Hepialidae, Brachodidae, Cossidae, Sesiidae, Limacodidae, Zygaenidae, Thyrididae, Drepanidae, Uraniidae, Geometridae, Lasiocampidae, Lemoniidae, Endromididae, Saturniidae, Sphingidae, Notodontidae, Lymantriidae, Arctiidae, Syntomidae, Erebidae, Nolidae, Noctuidae, Hesperiidae, Papilionidae, Pieridae, Lycaenidae, Nymphalidae, Satyridae

A total of 972 species of Macrolepidoptera belonging to 28 families are reported for the territory of Omsk Oblast. The most numerous is Noctuidae family represented by 358 species, followed by Geometridae (252 species), Erebidae (48), Lycaenidae (42), Arctiidae (40), Nymphalidae (37), Satyridae and Notodontidae (27 species in each family), Pieridae, Sphingidae, Lasiocampidae (17 species in each family), Hesperiidae (15), Lymantriidae (13), Zygaenidae and Sesiidae (12 species in each family), Drepanidae (10), Nolidae (7), Cossidae (4), Papilionidae and Hepialidae (3 species in each family), Syntomidae, Saturniidae and Lemoniidae (2 species in each family), Endromididae, Uraniidae, Thyrididae, Limacodidae and Brachodidae (1 species in each family). A total of 13 species were registered in Omsk Oblast for the first time, among them Pennisetia hylaeiformis (Laspeyres, 1801), Synanthedon martjanovi Sheljuzhko, 1918, Synanthedon spheciformis ((Denis & Schiffermüller, 1775), Synanthedon uralensis (Bartel, 1906, Bembecia sp., Chamaesphecia astatiformis (Herrich-Schäffer, 1846), Alcis jubata (Thunberg, 1788), Dysstroma infuscata (Tengström, 1869), Scopula tessellaria (Boisduval, 1840), Panchrysia deaurata (Esper, 1787), Amphipoea crinanensis (Burrows, 1908), Euxoa eruta (Hübner, (1827), Xestia sexstrigata (Haworth, 1809). The list of doubtful and erroneously records is given.