Distribution; world
A western Palaearctic species, ranging from Western Europe (Britain), south-west Germany and France (Alsace) to north Africa (Morocco), and eastwards to Bulgaria, Yugoslavia (Montenegro) and Asia Minor (Ebmer, 1988). It is, however, rather sporadic in Europe.:
AT, BE, BG, CH, DE, ES, FR, FR-CO, GB, GB-CI, GR, GR-AN, GR-DD, GR-KR, IT, IT-SA, IT-SI, NL, PT, TR, YU, MA
Conservation status; world
Conservation status: CH - RDB1 (CR), DE1 - RDBG (SU), DE2 - RDB2 (EN), GB - RDB3 (R)