No abstract

The paper contains information on 26 Lepidoptera species from Omsk and Novosibirsk Provinces that are firstly reported from the territory of these Provinces.

Ten species of Lepidoptera from the territory of Omsk Region are reported for the first time. Among them, Scopula flaccidaria (Zeller, 1852), Heterothera serraria (Lienig & Zeller, 1846), Thera juniperata (Linnaeus, 1758), Jankowskia bituminaria (Lederer, 1853), Phigalia pilosaria ([Denis & Schiffermüller], 1775), Macrochilo cribrumalis (Hübner, 1793), Enterpia picturata (Alphéraky, 1882), Cucullia fuchsiana Eversmann, 1842, Arenostola phragmitidis (Hübner, 1803), Clossiana frigga (Thunberg, 1791). One species – Thera juniperata (Linnaeus, 1758) is new to Asia. The study complements the catalog of Lepidoptera of Omsk Region published in 2020.