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Genus Calosoma - Caterpillar Hunters

Carabus sp.?  -  Calosoma sayi - Calosoma sayi Calosoma scrutator Beautiful, colorful beetle - Calosoma scrutator Caterpillar hunter  - Calosoma scrutator Ground Beetle - Calosoma  One of my original adult Calosoma scrutator brought from Tampa Fla.  - Calosoma scrutator Large Ground Beetle - Calosoma Black Caterpillar Hunter - Calosoma sayi
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 Hunters)
Other Common Names
Searchers, along with genus Carabus. Both of these are in the tribe Carabini.
Synonyms and other taxonomic changes
taxonomy in the guide follows Erwin (2007) and Lorenz (2005), not(1)
Explanation of Names
Calosoma Weber 1801
From Greek kalos (καλος) 'pretty, beautiful' + soma (σωμα) 'body'(1)
Numbers
18 spp. in 7 subgenera in our area(1):
subgenus Castrida: sayi
subgenus Calosoma: frigidum, sycophanta
subgenus Calodrepa: aurocinctum, scrutator, *splendidum, wilcoxi
subgenus Camegonia: marginale, parvicolle, prominens
subgenus Carabosoma: angulatum, *eremicola, peregrinator, *sponsa
subgenus Callitropa: externum, macrum, protractum
subgenus *Blaptosoma: *haydeni (2 sspp.)
Size
ca. 25-35 mm
Identification
keys in(2)
Range
worldwide, incl. much of NA, more diverse in the south
Print References
Burgess A.F., Collins C.W. (1917) The genus Calosoma, including studies of seasonal histories, habits, and economic importance of American species north of Mexico and of several introduced species. USDA Bur. Entomol. Bull. 417: 1-124. Full text
Works Cited
1.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
2.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.