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Species Details
Omophron robustum
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults were collected in May.
IdentificationAt once separated from the other Canadian species of Omophron by the 14-striated elytra and the presence of only one seta on the metacoxa. Pale yellowish, underside more reddish, markings of upper surface with metallic lustre except in the west; head with M-shaped pale area, prothorax with transverse dark spot on disc not or barely touching front- and hind-margin, elytral pattern as in tesselatum. Length 5.2 to 6.9 mm.
Scientific Name
Omophron robustum
Habitat
On sandy lake shores.
Seasonality
Adults were collected in May.
Identification
At once separated from the other Canadian species of Omophron by the 14-striated elytra and the presence of only one seta on the metacoxa. Pale yellowish, underside more reddish, markings of upper surface with…
At once separated from the other Canadian species of Omophron by the 14-striated elytra and the presence of only one seta on the metacoxa. Pale yellowish, underside more reddish, markings of upper surface with metallic lustre except in the west; head with M-shaped pale area, prothorax with transverse dark spot on disc not or barely touching front- and hind-margin, elytral pattern as in tesselatum. Length 5.2 to 6.9 mm.
Life History
Overwinters in the adult stage.
Conservation
Not common.
Diet Info
Both larvae and adults are predatory.
Range
Found in the central plains of the United States; within Canada, only recorded from Alberta and Ontario. In Alberta, this species is only known from Chappice Lake, in the south east.
Citation
Page Citation for Omophron robustum
Page Citation
"Species Details - Omophron robustum, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-1459/9-576361. Accessed 28 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 37 specimens of this Species.
UASM360408 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360409 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360410 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Nebraska, Cherry county, Clear Lake
Collected ByShoemaker, F. H.
Date Collected1911-07-20
UASM360411 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360412 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360413 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360414 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedUnited States: Nebraska, Cherry county, Clear Lake
Collected ByShoemaker, F. H.
Date Collected1911-07-20
UASM360415 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Ontario, Walkerville
Date Collected1912-07-14
UASM360416 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360417 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Ontario, Prince Edward county
Collected ByBrimley
Date Collected1921-08-14
UASM360418 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360419 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Ontario, Prince Edward county
Collected ByBrimley
Date Collected1921-08-14
UASM360420 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360421 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByCarr, F. S.
Date Collected1927-08-29
UASM360422 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Ontario, Prince Edward county
Collected ByBrimley
Date Collected1925-05-07
UASM360423 - Omophron robustum
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Ontario, Walkerville
Date Collected1912-07-14