Distribution; world
A transpalearctic bore-montane species There are records from northern Europe and alpine regions further south:
AT, CH, CZ, DE, *DK, FI, FR, GR, IT, RU-RUW, SE, SL, CN, KP, MN
Conservation status; world
Conservation status: CZ - RDB1 (CR), DE1 - RDB5 (DD), DE2 - RDBR (Rare), FI - RDB5 (DD)