Van-dyke-1926
Guides
Pterostichus nigrocaeruleus
Pterostichus nigrocaeruleus is a species of ground beetle in the family Carabidae, described by Van Dyke in 1926. The species belongs to the large genus Pterostichus, which comprises numerous nocturnal predatory beetles. It is found in North America, with records from Canada and the United States. Like other members of its genus, it is presumed to be a generalist predator active in forested and terrestrial habitats.