|scientific name Calosoma moniliatum |
This species occurs in the open country but does not seem to be clearly xerophilus.
Adults have been collected in May to July.
This species, in the subgenus Callisthenes, has completely reduced hind wings and quadrate metepisternum. Black, upper surface, especially the elytra, usually with bronze or greenish lustre, the elytral foveae more evidently so, whereas the interlying tubercles are black. Elytron with three catenate intervals. Elytral tubercles more regular, smoother, contrasting against the dull black blackground. Length 14 to 19 mm.
This species is a spring beetle.
Predatory, particularly in the larval stage, specializing upon caterpillars and pupae of Lepidoptera.
This species is found in northwestern United States and southwestern Canada. In Alberta this species is known only from the south western regions.
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