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Species Details
Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults have been collected in May to July.
IdentificationMember of the americanum group (subgenus Ochthedromus). Often greenish, blue, or almost black; legs usually darker, palpi and 1st antennal segment hardly paler. Somewhat dull, due to strong microreticulation which is granulate on outer elytra intervals. Prothorax with rounded sides and short sinuation before hind angle. Elytra with large, foveate dorsal punctures in the 3rd stria. Length 6.8 to 7.7 mm.
Scientific Name
Bembidion bifossulatum
Habitat
On clay near water; common at the margin of saline water.
Seasonality
Adults have been collected in May to July.
Identification
Member of the americanum group (subgenus Ochthedromus). Often greenish, blue, or almost black; legs usually darker, palpi and 1st antennal segment hardly paler. Somewhat dull, due to strong microreticulation which is…
Member of the americanum group (subgenus Ochthedromus). Often greenish, blue, or almost black; legs usually darker, palpi and 1st antennal segment hardly paler. Somewhat dull, due to strong microreticulation which is granulate on outer elytra intervals. Prothorax with rounded sides and short sinuation before hind angle. Elytra with large, foveate dorsal punctures in the 3rd stria. Length 6.8 to 7.7 mm.
Life History
Overwinters in the adult stage.
Conservation
Common.
Diet Info
Both larvae and adults are predatory.
Citation
Page Citation for Bembidion bifossulatum
Page Citation
"Species Details - Bembidion bifossulatum, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4814/9-64001. Accessed 25 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 178 specimens of this Species.
UASM206799 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Arizona, Apache county, Apache National Forest
Collected ByBall, G. E.; Campbell, J. M.; Hammond, P. M.
Date Collected1976-07-16
UASM206800 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Saskatchewan, Duck Lake
Collected ByBall, G. E.; Shpeley, D.
Date Collected1976-05-21
UASM206801 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Saskatchewan, Cypress Hills, Davis Creek
Collected ByBall, G. E.; Shpeley, D.
Date Collected1979-05-22
UASM206802 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Arizona, Apache county, Apache National Forest
Collected ByBall, G. E.; Campbell, J. M.; Hammond, P. M.
Date Collected1976-07-16
UASM206803 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: South Dakota, Lawrence county, Spearfish Creek
Collected ByWhitehead, D. R.
Date Collected1967-06-18
UASM206804 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: North Dakota, Morton county, Heart River
Collected ByBall, G. E.; Ball, K. E.
Date Collected1954-09-12
UASM206805 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: North Dakota, Morton county, Heart River
Collected ByBall, G. E.; Ball, K. E.
Date Collected1954-09-12
UASM206806 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: North Dakota, Morton county, Heart River
Collected ByBall, G. E.; Ball, K. E.
Date Collected1954-09-12
UASM206807 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: North Dakota, Benson county, York
Collected ByBall, G. E.
Date Collected1956-06-30
UASM206808 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Montana, Blaine county, Milk River
Collected ByBall, G. E.; Ball, K. E.
Date Collected1954-09-13
UASM206809 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Richer
Collected ByBall, G. E.
Date Collected1956-08-04
UASM206810 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Richer
Collected ByBall, G. E.
Date Collected1956-08-04
UASM206811 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Winnipeg
Collected ByBall, G. E.
Date Collected1956-07-02
UASM206812 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Winnipeg
Collected ByBall, G. E.
Date Collected1956-07-02
UASM206813 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Brandon
Collected ByBall, G. E.
Date Collected1956-07-13
UASM206814 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Saskatchewan, Ekapo Lake
Collected ByBall, G. E.
Date Collected1956-07-15
UASM206815 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Saskatchewan, Maple Creek
Collected ByBall, G. E.
Date Collected1956-07-17
UASM206816 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Lake Winnipeg
Collected ByBall, G. E.
Date Collected1956-07-05
UASM206817 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Lake Winnipeg
Collected ByBall, G. E.
Date Collected1956-07-05
UASM206818 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Baldur
Collected ByBall, G. E.
Date Collected1956-07-09
UASM206819 - Bembidion bifossulatum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Manitoba, Brandon
Collected ByBall, G. E.
Date Collected1956-07-13