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Species Details

Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum Read more about this collection »

SeasonalityAdults collected May to October. IdentificationMember of the adstrictus group, (subgenus Bothriopterus). Black, often faintly bronzed in males, elytra dull in females with slightly paler appendages. Rare reddish specimens collected as aberrations except in the Aleutian Islands where they are common. Prothorax with short and shallow, or no sinuation before the somewhat denticulate hind angles, reflection of sides more or lwss widening basad; latero-basal impression separated from side margin by a convexity that is little pronounced, or at least, does not form a direct continuation of the pronotal disc. Elytra with 5 or 6, rarely 4 dorsal punctures, more or less irregularly placed with foveate stria. Antennal cleaner of fore-tibia with 3 clip setae. Length 9.5 to 13 mm.
Scientific Name Pterostichus adstrictus Habitat Open country with low moisture, common in cultivated fields, not found in forest or tundra. Seasonality Adults collected May to October. Identification
Member of the adstrictus group, (subgenus Bothriopterus). Black, often faintly bronzed in males, elytra dull in females with slightly paler appendages. Rare reddish specimens collected as aberrations except in the…
Member of the adstrictus group, (subgenus Bothriopterus). Black, often faintly bronzed in males, elytra dull in females with slightly paler appendages. Rare reddish specimens collected as aberrations except in the Aleutian Islands where they are common. Prothorax with short and shallow, or no sinuation before the somewhat denticulate hind angles, reflection of sides more or lwss widening basad; latero-basal impression separated from side margin by a convexity that is little pronounced, or at least, does not form a direct continuation of the pronotal disc. Elytra with 5 or 6, rarely 4 dorsal punctures, more or less irregularly placed with foveate stria. Antennal cleaner of fore-tibia with 3 clip setae. Length 9.5 to 13 mm.
Life History Immature adults common in late summer, overwinter as adults. Conservation Common. Diet Info Both larvae and adults are predatory. Range Holarctic, widely distributed in United States and Canada. In Alberta this species has been collected thoughout most of the province.

Citation

Page Citation for Pterostichus adstrictus

Page Citation

"Species Details - Pterostichus adstrictus, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4993/9-563130. Accessed 14 Oct. 2024.

References

Specimen Information

There are 1470 specimens of this Species.

1,464 results plotted on map in 349 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

UASM62293 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62294 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62295 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62296 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62297 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62298 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62299 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62300 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62301 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62302 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62303 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62304 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62305 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62306 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62307 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62308 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62309 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62310 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62311 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Winefred Lake Collected ByFinnamore, A. T.; Sparrow-Clarke, P. C. Date Collected1989-06-16/1989-06-20

UASM62312 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Cereal Date Collected1967-05-30

UASM62313 - Pterostichus adstrictus

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Stony Plain Collected ByFrank, J. H. Date Collected1967-06-07

Adult Seasonal Distribution