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Species Details
Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityThis species has been collected from May to September.
IdentificationBlack, with more or less pronounced metallic lustre, usually greenish, sometimes brassy or bronzy, ocellate foveae often violaceous; tibiae almost constantly rufous. Punctuation of upper surfaec somewhat varying in density, notably on elytra, which as a rule have the smooth mirrors clearly developed in more than one row and often more or less confluent transversely. Side-margin of elytra moderately sinuate behind the shoulder. Post-femora at most with a single small seta dorsally near the tip. Head without central fovea. Male with three dilated protarsal segments. Length 7.1-8.6 mm.
Scientific Name
Elaphrus americanus
Habitat
Hygrophilous; occurring on moist/wet soil on/near the border of standing or slowly running water.
Seasonality
This species has been collected from May to September.
Identification
Black, with more or less pronounced metallic lustre, usually greenish, sometimes brassy or bronzy, ocellate foveae often violaceous; tibiae almost constantly rufous. Punctuation of upper surfaec somewhat varying in…
Black, with more or less pronounced metallic lustre, usually greenish, sometimes brassy or bronzy, ocellate foveae often violaceous; tibiae almost constantly rufous. Punctuation of upper surfaec somewhat varying in density, notably on elytra, which as a rule have the smooth mirrors clearly developed in more than one row and often more or less confluent transversely. Side-margin of elytra moderately sinuate behind the shoulder. Post-femora at most with a single small seta dorsally near the tip. Head without central fovea. Male with three dilated protarsal segments. Length 7.1-8.6 mm.
Life History
Overwinters in the adult stage.
Conservation
Common.
Diet Info
Both larvae and adults are predatory.
Range
This species is found in northern United States and across Canada. In Alberta this species has been collected throughout the southern half and at two localities in the extreme north.
Citation
Page Citation for Elaphrus americanus
Page Citation
"Species Details - Elaphrus americanus, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2446/9-230791. Accessed 09 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 383 specimens of this Species.
UASM35020 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lower Mann Lake
Collected ByBall, G. E.; Ball, K. E.
Date Collected1976-06-05
UASM35021 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Upper Mann Lake
Collected ByBall, G. E.; Ball, K. E.
Date Collected1976-06-06
UASM35022 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Upper Mann Lake
Collected ByBall, G. E.; Ball, K. E.
Date Collected1976-06-06
UASM35023 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Upper Mann Lake
Collected ByBall, G. E.; Ball, K. E.
Date Collected1976-06-06
UASM35024 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Upper Mann Lake
Collected ByBall, G. E.; Ball, K. E.
Date Collected1976-06-06
UASM35025 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Upper Mann Lake
Collected ByBall, G. E.; Ball, K. E.
Date Collected1976-06-06
UASM35026 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Nestow
Date Collected1967-05-21
UASM35027 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sturgeon River
Collected ByBall, G. E.
Date Collected1960-06-12
UASM35028 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sturgeon River
Collected ByNimmo, A. P.
Date Collected1963-07-30
UASM35029 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, St. Albert
Date Collected1921-06-12
UASM35030 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sturgeon River
Date Collected1922-07-13
UASM35031 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Southeastern Alberta
Collected ByBall, G. E.
Date Collected1955-06-22
UASM35032 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35033 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35034 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35035 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35036 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35037 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35038 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35039 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14
UASM35040 - Elaphrus americanus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Spring Creek Basin
Date Collected1969-06-14