Distribution; world
Løken (1973) summarises the range as from southern Fennoscandia, south across Europe to north-west Spain and Italy, and east to the Balkans, central European Russia, Asia Minor, Iran, Caucasus, Transcaucasus, southern Ural and Altai; possibly Siberia (Reinig, 1937; Panfilov, 1957).:
AT, BE, BG, BY, CH, CZ, DE, DK, EE, ES, FI, FL, FR, GB, GB-CI, GR, HU, IE, IT, IT-SI, LT, LU, LV, NL, NO, PL, RO, RS, RU, RU-EU, SE, SK, SL, TR, UA, IR
Conservation status; world
Conservation status: CH - RDB3 (VU), DE1 - RDB4 (NT), DE2 - RDBV (NT), DK - RDB4 (NT), HU - RDB2 (EN), IE - RDB3 (VU), EU - RDB-LC (Nieto et al, 2014)