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Species Details
Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults have been collected in May, June, August and October.
IdentificationBlack, upper surface dark bronze, sometimes with very slight greenish tinge, seldom purplish. Legs with viridescent lustre, femora and tibiae testaceous with dark tips; sometimes femora darkend along the entire narrow anterior margin, but their dorsal side always more or less pale even in apical half. Entire upper surface with dense, fine punctation. Head without central fovea. Male with three dilated protarsal segments. Length 6.3-6.8 mm.
Scientific Name
Elaphrus purpurans
Habitat
Usually on silt near the banks of rivers, some distance from the water, where the surface is dry.
Seasonality
Adults have been collected in May, June, August and October.
Identification
Black, upper surface dark bronze, sometimes with very slight greenish tinge, seldom purplish. Legs with viridescent lustre, femora and tibiae testaceous with dark tips; sometimes femora darkend along the entire narrow…
Black, upper surface dark bronze, sometimes with very slight greenish tinge, seldom purplish. Legs with viridescent lustre, femora and tibiae testaceous with dark tips; sometimes femora darkend along the entire narrow anterior margin, but their dorsal side always more or less pale even in apical half. Entire upper surface with dense, fine punctation. Head without central fovea. Male with three dilated protarsal segments. Length 6.3-6.8 mm.
Life History
No information available.
Conservation
Moderately common.
Diet Info
Both larvae and adults are predatory.
Range
This species is found in western United States and Canada. In Alberta this species is found in the central third and one isolated locality further north near the B.C. border.
Citation
Page Citation for Elaphrus purpurans
Page Citation
"Species Details - Elaphrus purpurans, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2467/9-22856. Accessed 17 Nov. 2024.
References
Author
Bousquet, Yves and Andre Larochelle
Title
Catalogue of the Geadephaga (Coleoptera: Trachypachidae, Rhysodidae, Carabidae Including Cicindelini) of America North of Mexico
Publication Date
1993
Series Title
Memoirs of the Entomological Society of Canada
Pages
1-397
Author
Lindroth, Carl H.
Title
The Ground-beetles of Canada and Alaska. Part 2.
Publication Date
1961
Series Title
Opuscula Entomologica
Volume
20
Pages
1-200
Specimen Information
There are 130 specimens of this Species.
UASM134119 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134120 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-06-28/2007-07-13
UASM134121 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134122 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134123 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134124 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134125 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134126 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM134127 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willmore Wilderness Park, Smoky River
Collected ByHilchie, G. J.; Macaulay, D.
Date Collected2007-07-13/2007-07-21
UASM142234 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Big Boulder Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-01
UASM142235 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Big Boulder Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-01
UASM142236 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Fisher Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-01
UASM142237 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Fisher Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-01
UASM142238 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Fisher Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-01
UASM142239 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Bougie Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-03
UASM142240 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Yukon Territory, Spruce Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-08
UASM142241 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Yukon Territory, Spruce Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-08
UASM142242 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Yukon Territory, Spruce Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-08
UASM142243 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Yukon Territory, Spruce Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-08
UASM142244 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Yukon Territory, Spruce Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-08
UASM142245 - Elaphrus purpurans
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Yukon Territory, Spruce Creek
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-08