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Genus Calosoma - Caterpillar Hunter Beetles

Burrowing Darkling Beetle? - Calosoma unidentified beetle - Calosoma peregrinator - female Large spotted ground beetle - Calosoma calidum Darkling Beetle - Calosoma peregrinator Carabid larva? - Calosoma prominens Calosoma scrutator - female Which Calosoma? - Calosoma wilcoxi Calosoma parvicolle? - Calosoma parvicolle
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Carabidae (Ground Beetles)
Subfamily Carabinae
Tribe Carabini
Genus Calosoma (Caterpillar Hunter Beetles)
Synonyms and other taxonomic changes
The classification used in the guide follows Bousquet (2012)(1)
Explanation of Names
Calosoma Weber 1801
From Greek kalos (καλος) 'pretty, beautiful' + soma (σωμα) 'body'
Numbers
~40 spp. in 9 subgenera in our area(1), 125 spp. (and ~50 sspp.) in 19 subgenera total(2)
Size
~25-35 mm
Identification
keys in Gidaspow (1959)(3)
Range
worldwide, incl. much of NA, more diverse in the south
Works Cited
1.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
2.Bruschi C. (2010) Calosoma of the world
3.North American caterpillar hunters of the genera Calosoma and Callisthenes (Coleoptera, Carabidae)
Gidaspow, T. 1959. Bulletin of the American Museum of Natural History 116: 225-343.