Laemostenus janthinus is a species in the beetle family Carabidae.
Subspecies Laemostenus janthinus coeruleus (Dejean, 1828) Laemostenus janthinus janthinus (Duftschmid, 1812)
Description Laemostenus janthinus can reach a length of about .GIANNI ALLEGRO, LUIGI BISIO La carabidofauna della Riserva naturale del Mont Mars (Fontainemore, Aosta) (Coleoptera Carabidae) It is a nocturnal predator of other small arthropods.
Distribution This species can be found in Austria, Bosnia, Croatia, France, Italy, Poland, Slovenia and Switzerland.Fauna europaea
Habitat This species inhabits forests and Alpine prairies at an elevation of 2000–2400 meters above sea level.
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