Pterostichus adstrictus is a species of ground beetle with a Holarctic distribution. It is widespread in North America, ranging from the coast of the Bering Sea to Newfoundland, and south to Pennsylvania, Indiana, South Dakota, New Mexico, and the Sierra Nevada in California.Yves Bousquet 2012 Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico ZooKeys 245: 1–1722 pdf It is also found in EuropeFauna EuropaeaCarl H. Lindroth 1974 Coleoptera. Carabidae. Handbooks for the Identification of British Insects Vol 4 Part 2. Royal Entomological Society, London pdf and Russia.
References