Body length : 18-35mm.
Host plant : Pinaceae.
Found in boreal and montane coniferous forests, especially spruce forests.
Adults are commonly found on logs, stumps and freshly felled conifers.
The larvae develop in dead, dying or weakened conifers, feeding first beneath the bark and later in the sapwood.
Mainly on Picea abies but also on Abies sp., Larix sp. and Pinus sp.