: Acroperus harpae.

Acroperus harpae has got its name from the shape of the carapace which resembles a harp. It is a common littoral species, distributed all over Norway, including Svalbard, and occurs both at sea level and in alpine areas.  

Acroperus harpae Baird
Creative Commons Attribution | Bjørn Walseng | Norsk institutt for naturforskning
Kart. Utbredelse i Norge.