Distribution; world
Mainly a northern European species, becoming scarcer further south. F.K. Stoeckhert (1933) describes it as being boreo-alpine. The range extends from central Fennoscandia (Aurivillius, 1903; Elfving, 1968) south across Europe to Spain (Dylewska, 1987), and eastwards to Czechoslovakia and Bashkirskaya (Kocourek, 1966):
AT, BA, BE, BG, BY, CH, CZ, DE, DK, EE, ES, FI, FI-AA, FR, GB, GR, HR, HU, IE, IT, LT, LU, LV, MD, NL, NO, PL, RO, RU, RU-EU, RU-RUW, SE, SL, TR, UA
Abundance; world
The populations are small, but there is no information available on the population trend of this species.
Conservation status; world
Conservation status: CZ - RDB1 (CR), DE1 - RDB2 (EN), DE2 - RDB2 (EN), NL - RDB1 (CR), SL - RDB1-2 (EN), EU - RDB-DD (Nieto et al, 2014)