Cold-country Caterpillar Hunter

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Calosoma frigidum

Cold-country Caterpillar Hunter, a reference photo
Photo: iNaturalist Canada user: christine123 · CC BY 4.0 (licence)

Calosoma frigidum, also known as the cold-country caterpillar hunter, is a species of ground beetle in the subfamily Carabinae. It was first described by William Kirby in 1837. Occurring throughout southern Canada and the United States, it is about 16mm to 27mm long and black, with rows of pits or dots along its elytra. These pits are an iridescent blue/green, and larger than the pits of many other Calosoma species. It can be found in wooded areas and is active at night, while hiding under debris by day. Increased soil temperature, such as that caused by forest fire, is known to cause adult C. frigidum beetles to leave their burrows.

From Wikipedia, under CC BY-SA 4.0.

Is it venomous or poisonous?

We have no record of Cold-country Caterpillar Hunter being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Classification

Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Family
Carabidae
Species
Calosoma frigidum

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