Pterostichus lama explained

Pterostichus lama or giant woodland ground beetle is a North American species of woodland ground beetle in the family Carabidae. It is found in California, Nevada, Oregon, and Washington in the United States, and in British Columbia in Canada. These large (15-29 mm), flightless black beetles have strong mandibles. They feed on termites and ants.^[1]

Further reading

• Book: Catalogue of Palaearctic Coleoptera, Volume 1: Archostemata - Myxophaga - Adephaga. 2017. Lobl . I.. Smetana . A.. Apollo Books. 978-90-04-33029-0.

Notes and References

1. Book: Will, Kip . Field Guide to California Insects . Gross . Joyce . Rubinoff . Daniel . Powell . Jerry A. . . 2020 . 9780520288744 . Oakland, California . 198-200.