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Species Page - Elaphrus americanus
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scientific name    Elaphrus americanus    

Hygrophilous; occurring on moist/wet soil on/near the border of standing or slowly running water.

This species has been collected from May to September.

Black, with more or less pronounced metallic lustre, usually greenish, sometimes brassy or bronzy, ocellate foveae often violaceous; tibiae almost constantly rufous. Punctuation of upper surfaec somewhat varying in density, notably on elytra, which as a rule have the smooth mirrors clearly developed in more than one row and often more or less confluent transversely. Side-margin of elytra moderately sinuate behind the shoulder. Post-femora at most with a single small seta dorsally near the tip. Head without central fovea. Male with three dilated protarsal segments. Length 7.1-8.6 mm.

life history
Overwinters in the adult stage.


diet info
Both larvae and adults are predatory.

This species is found in northern United States and across Canada. In Alberta this species has been collected throughout the southern half and at two localities in the extreme north.

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References (2)
Specimen Info
There are 333 specimens of this species in the online database
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Specimen List (333)


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