Material. Khabarovsk, 23.07.1970, A. Ryabukhin leg., 1♀.
Distribution. A boreal Holarctic species. In the Palearctic: from Altai in the west to Chukotka and the southern Kuril Islands in the east, from the Arctic coast in the north to South Altai, Mongolia, the Chinese province of Hebei, South Korea and Kyushu Island in the south.