Varietas include:[1] This species is widespread in the Western Palearctic realm.

In males they extend up to the posterior edge of the pronotum, while in females they are shorter.

[4] Larvae develop in hole of ancient trees of various species, mainly oak (Quercus robur),[5] ash (Fraxinus excelsior), beech (Fagus sylvatica) and elm (Ulmus spp.).

They especially prey on hermit beetle (Osmoderma eremita) and rose chafer (Cetonia aurata).

Attraction of males only occurs in the presence of females, ensuring increased mating opportunities.