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Species Details
Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
IdentificationMember of the chalybeus group, with large head and short elytra, each eltron with at least 4 complete, punctate striae, elytra more or less iridescent. Piceous to light bown, elytra usually palest, appendages paler. Microsculpture on disc of prothorax consisting of dense, transverse lines, therefore disc iridescent. Easily separated from other members of the group by the rounded hind angles of prothorax, with almost no sinuation of sides. Length 3.9-4.7 mm.
Scientific Name
Trechus apicalis
Habitat
Usually occurs on meagre soild, among dead leaves under bushes in shady areas.
Identification
Member of the chalybeus group, with large head and short elytra, each eltron with at least 4 complete, punctate striae, elytra more or less iridescent. Piceous to light bown, elytra usually palest, appendages paler.…
Member of the chalybeus group, with large head and short elytra, each eltron with at least 4 complete, punctate striae, elytra more or less iridescent. Piceous to light bown, elytra usually palest, appendages paler. Microsculpture on disc of prothorax consisting of dense, transverse lines, therefore disc iridescent. Easily separated from other members of the group by the rounded hind angles of prothorax, with almost no sinuation of sides. Length 3.9-4.7 mm.
Life History
No information available.
Conservation
Common.
Diet Info
Both larvae and adults are predatory.
Range
This species is found in northern United States and across most of Canada. In Alberta this species is found mainly in the central regions, with a few collections in the extreme south and north. Additional collections…
This species is found in northern United States and across most of Canada. In Alberta this species is found mainly in the central regions, with a few collections in the extreme south and north. Additional collections may fill in the intervening regions.
Citation
Page Citation for Trechus apicalis
Page Citation
"Species Details - Trechus apicalis, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2973/9-266216. Accessed 11 Dec. 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
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 213 specimens of this Species.
UASM31611 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dunstable
Collected ByWhitehead, D. R.
Date Collected1967-05-16
UASM53359 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Chisholm
Collected ByPhillips, I. D.
Date Collected2002-07-10/2002-07-22
UASM142273 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142274 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142275 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142276 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142277 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142278 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142279 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142280 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142281 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142282 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142283 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142284 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142285 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142286 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142287 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142288 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142289 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142290 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06
UASM142291 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Hyland River
Collected ByBall, G. E.; Maddison, D. R.; Stork, N. E.
Date Collected1981-06-06