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Species Page - Nebria gyllenhali castanipes
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scientific name    Nebria gyllenhali castanipes    

habitat
Usually confined to the stony margins of running, cold water.

seasonality
June to September.

identification
Member of the gyllenhali group. Piceous or almost black, completely unmetallic, all appeandages rufous, femora darkened, margins of prothorax often paler, elytra sometimes more or less rufinistic. Prothorax with lateral seta, sides sinuate in basal half and hind angles right, or slightly obtuse, but sharp at tip; meta-coxae and sternites 3-5 unisetose; and wings full. Length 8.6 to 12.0 mm.

life history
Overwintering occurs in the larval stage, with most immature individuals found early in summer.

conservation
Common.

diet info
Both larvae and adults are predatory.

range
Transamerican in the northern states; transcanadian, though not quite reaching the Pacific coast. In Alberta this species ranges throughout, the exception being the dry south east region.

quick link
http://entomology.museums.ualberta.ca/searching_species_details.php?s=381



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References (2)
Specimen Info
There are 709 specimens of this species in the online database
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Specimen List (709)

 

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