Calosoma discors, the different beautiful black searcher, is a species of ground beetle in the subfamily Carabinae. It was described by John Lawrence LeConte in 1857. This species is found in California and Washington,Catalogue of Life: Calosoma dietzii where it inhabits coastal grasslands and oak savannahs in the Sierra Nevada foothills.
Adults are brachypterous.A Treatise on the Western Hemisphere Caraboidea (Coleoptera)
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