Material examined. Russia. Altai Republic. 1 ♀, 68 km SW Kurai [94°29′E 56°23′N], 11.VII.2007, SB [ZISP]; 1 ♀, 14 km SE Aktash, Chuya River [87°45′E 50°13′N], 1450 m, 1.VII.2016, MP, VL [FCBV]; Buryatia Republic. 1 ♂, Ust-Chikoi, Chikoi River [106°55′E 50°16′N], 27–28.V.2008, MP [FCBV].
Distribution in Siberia. * Altai Rep., Irkutsk Prov., * Buryatia Rep., Yakutia, Zabaikalskiy Terr.
General distribution. Russia (Siberia, Far East); Europe, Mongolia, North-East China, North America.