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Species Page - Pterostichus femoralis
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scientific name    Pterostichus femoralis    

habitat
Open country, even on dry prarie, both sandy and clay soils; apparently not hygrophilous.

seasonality
Adults collected May to August.

identification
Member of the patruelis group, (subgenus Argutor). Piceous black, mouthparts, base of antennae and at least tibia, often entire leg, dark rufous. Prothorax with sides slightly, often ver little, sinuate before hind angles, which are right or slightly obtuse; base impunctate, or nearly so. Elytral striae with evident, rather coarse punctures. Last tarsal segment glabrous. Length 6 to 7.5 mm.

life history
Believed to overwinter in the adult stage.

conservation
Relatively common.

diet info
Both larvae and adults are predatory.

range
This species is recorded from northern United States and most of Canada. In Alberta this species is recorded from the southern half.

quick link
http://entomology.museums.ualberta.ca/searching_species_details.php?s=5019



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References (2)
Specimen Info
There are 43 specimens of this species in the online database
Map Distribution
Adult Seasonal Distributioncreate a collection histogram with specimens
Specimen List (43)

 

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