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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/2-2973/9-28898. Accessed 02 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.
UASM199201 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Mount Fernie Provincial Park
Collected ByMaddison, W. P.
Date Collected1980-07-28
UASM199202 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Ontario, Burlington
Collected ByMaddison, W. P.; Maddison, D. R.
Date Collected1981-08-16
UASM199203 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Beaver Mines Lake
Collected ByMaddison, D. R.
Date Collected1980-07-28
UASM199204 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Beaver Mines Lake
Collected ByMaddison, D. R.
Date Collected1980-07-28
UASM199205 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta
Collected ByBall, G. E.
Date Collected1955-06-21
UASM199206 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Vancouver Island, Witty's Lagoon
Collected ByHowden, H.; Howden, A.
Date Collected1980-06-28
UASM199207 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Vancouver Island, Parksville
Collected ByHowden, H.; Howden, A.
Date Collected1980-07-09/1980-07-12
UASM199208 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: British Columbia, Vancouver Island, Mesachie Lake
Collected ByHowden, H.; Howden, A.
Date Collected1980-06-30
UASM199209 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Elk Island National Park
Collected ByAnderson, R. S.
Date Collected1982-05-13
UASM330708 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dixonville
Collected ByBergeron, J. A. C.
Date Collected2003
UASM330709 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dixonville
Collected ByBergeron, J. A. C.
Date Collected2003
UASM354833 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Northwest Territories, Aklavik
Collected ByBryant, O.
Date Collected1929-08-30
UASM354834 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Northwest Territories, Aklavik
Collected ByBryant, O.
Date Collected1929-08-30
UASM354835 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Northwest Territories, Aklavik
Collected ByBryant, O.
Date Collected1929-08-30
UASM354836 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: New Jersey, Essex county, Montclair
Collected ByNicolay, A.
Date Collected1927-11-06
UASM354837 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: New Hampshire, Cheshire county, Monadnock Mountain
Date Collected1924-06-22
UASM354838 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: New Jersey, Essex county, Montclair
Collected ByNicolay, A.
Date Collected1927-11-06
UASM354839 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: New Hampshire, Cheshire county, Monadnock Mountain
Date Collected1924-06-23
UASM354843 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park, Bertha Lake
Collected ByCarr, F. S.
Date Collected1931-07-15
UASM354844 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park, Waterton Park
Collected ByCarr, F. S.
Date Collected1932-08-03
UASM354845 - Trechus apicalis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park, Waterton Park
Collected ByCarr, F. S.
Date Collected1938-07-09