Callisthenes (Chrysostigma) tepidus (LeConte 1852)
Locality: Native, New World. Canada- BC; USA- AZ, CA, CO, ID MT, ND, NE, NV, OR, UT, WA, WY
Common Name: Lukewarm Beautiful Black Searcher
Synonyms: Calosoma tepidum LeConte, 1852; Calosoma irregulare Walker, 1866; Calosoma tepida caelator Casey, 1913; Calosoma tepida indigens Casey, 1913; Calosoma pellax Casey, 1920; Calosoma semicuprea Casey, 1920; Calosoma cogitans Casey, 1920
Macrohabitat: Lowlands to uplands, sea level- 1524 meters altitude, sometimes near the sea. Microhabitat: On open dry ground covered with sparse low vegetation in cultivated fields (e.g. pea), rangelands, and along roadsides. Dispersal abilities: Submacropterous, probably incapable of flight. Seasonal occurrence: Adults have been found in May- August; teneral adults in may. Behavior: Adults are predaceous on caterpillars and grasshoppers. (Erwin, 2001; Larochelle & Lariviere, 2003; Lindroth, 1961; Data from NMNH collection)