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Species Page - Pterostichus caudicalis
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scientific name    Pterostichus caudicalis    

habitat
Hygrophilous, usually at shaded borders of eutrophic pools and ponds where soil is soft and organic.

seasonality
Adults have been collected in May, June, September and October.

identification
Member of the caudicalis group, (subgenus Feronia). Easily distinguished on shape of prothorax. Black, appendages more or less piceous. Prothorax with short but very strong constriction at base, hind-angles from slightly obtuse to almost acute; basal foveae, sometimes entire base, punctate, lateral carina rudimentary or even absent. Length 10 to 13 mm.

life history
No information available.

conservation
Relatively common.

diet info
Both larvae and adults are predatory.

range
This species is found in most of United States and Canada. In Alberta this species is recorded from Edmonton and surrounding area, and one record from the southern region north of Lethbridge.

quick link
http://entomology.museums.ualberta.ca/searching_species_details.php?s=5017



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References (2)
Specimen Info
There are 135 specimens of this species in the online database
Map Distribution
Adult Seasonal Distributioncreate a collection histogram with specimens
Specimen List (135)

 

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