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Species Details
Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
IdentificationMember of the erasum grooup (subgenus Linoepha). Shiny black, often with faint bronzy, bluish or greenish hue; all appendages black, except that the tibiae are sometimes dark piceous. Prothorax with sides straight or extemely faint and short sinuation before hind angles which are obtuse in outline but form a small denticle at tip. Elytra with outer striae lacking, only the 2-3 innnermost striae evident. Length 3.0 to 4.2 mm.
Scientific Name
Bembidion erasum
Habitat
Occurs among moss, leaves, etc. in hilly and mountainous locales.
Identification
Member of the erasum grooup (subgenus Linoepha). Shiny black, often with faint bronzy, bluish or greenish hue; all appendages black, except that the tibiae are sometimes dark piceous. Prothorax with sides straight or…
Member of the erasum grooup (subgenus Linoepha). Shiny black, often with faint bronzy, bluish or greenish hue; all appendages black, except that the tibiae are sometimes dark piceous. Prothorax with sides straight or extemely faint and short sinuation before hind angles which are obtuse in outline but form a small denticle at tip. Elytra with outer striae lacking, only the 2-3 innnermost striae evident. Length 3.0 to 4.2 mm.
Life History
Overwinters in the adult stage.
Diet Info
Both larvae and adults are predatory.
Citation
Page Citation for Bembidion erasum
Page Citation
"Species Details - Bembidion erasum, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4819/9-274784. Accessed 18 Feb. 2025.
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 3.
Publication Date
1963
Series Title
Opuscula Entomologica
Volume
24
Pages
201-408
Specimen Information
There are 24 specimens of this Species.
UASM206995 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM206996 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM206997 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM206998 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM206999 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM207000 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM208001 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Christina Lake
Collected ByBall, G. E.
Date Collected1958-05-21
UASM208002 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Christina Lake
Collected ByBall, G. E.
Date Collected1958-05-21
UASM208003 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Saint Mary Lake
Collected ByBall, G. E.; Shore, J.; Shore, R.
Date Collected1955-08-27
UASM208004 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Kootenay River
Collected ByBall, G. E.
Date Collected1956-08-01
UASM208005 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM208006 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM208007 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM208008 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Rock Creek
Collected ByBall, G. E.
Date Collected1958-05-22
UASM208009 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Kingsgate
Collected ByBall, G. E.
Date Collected1956-07-30
UASM208010 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Kingsgate
Collected ByBall, G. E.
Date Collected1956-07-30
UASM208011 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Osoyoos
Collected ByBall, G. E.
Date Collected1958-05-22
UASM208012 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Utah, Rich county, Bear Lake
Collected Byvan Nidek, C.
Date Collected1986-06-22/1986-06-27
UASM208013 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Utah, Rich county, Bear Lake
Collected Byvan Nidek, C.
Date Collected1986-06-22/1986-06-27
UASM102205 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Utah, Rich county, Bear Lake
Collected Byvan Nidek, C.
Date Collected1986-06-22/1986-06-27
UASM355056 - Bembidion erasum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Oregon, Benton county, Blodgett
Collected ByDarlington, P. J.
Date Collected1927-06-20