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Species Page - Elaphrus purpurans
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scientific name    Elaphrus purpurans    

Usually on silt near the banks of rivers, some distance from the water, where the surface is dry.

Adults have been collected in May, June, August and October.

Black, upper surface dark bronze, sometimes with very slight greenish tinge, seldom purplish. Legs with viridescent lustre, femora and tibiae testaceous with dark tips; sometimes femora darkend along the entire narrow anterior margin, but their dorsal side always more or less pale even in apical half. Entire upper surface with dense, fine punctation. Head without central fovea. Male with three dilated protarsal segments. Length 6.3-6.8 mm.

life history
No information available.

Moderately common.

diet info
Both larvae and adults are predatory.

This species is found in western United States and Canada. In Alberta this species is found in the central third and one isolated locality further north near the B.C. border.

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Specimen Info
There are 111 specimens of this species in the online database
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Specimen List (111)


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