Species Details

Trechus oregonensis

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. Microsculpture on disc of prothorax more open than in chalybeus, therefore disc lacks iridescence. Prothorax more cordate than in any other species in the group, hind angles more or less denticulate. Outer elytral striae better developed, 5th complete, or nearly so. Length 3.7-4.3 mm.

Scientific Name Trechus oregonensis Habitat In moderately dense, usually mixed forests, with pronounced, slightly moist humus layer. 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. Microsculpture on disc of prothorax more open than in chalybeus,…
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. Microsculpture on disc of prothorax more open than in chalybeus, therefore disc lacks iridescence. Prothorax more cordate than in any other species in the group, hind angles more or less denticulate. Outer elytral striae better developed, 5th complete, or nearly so. Length 3.7-4.3 mm.
Life History No information available. Conservation Common. Diet Info Both larvae and adults are predatory. Range
This species is found in northwestern United States and western Canada. In Alberta, this species was recorded by Lindroth only from the south west corner. The Strickland Museum currently does not have any specimens…
This species is found in northwestern United States and western Canada. In Alberta, this species was recorded by Lindroth only from the south west corner. The Strickland Museum currently does not have any specimens from Alberta.

Citation

Page Citation for Trechus oregonensis

Page Citation

"Species Details - Trechus oregonensis, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-2564. Accessed 10 Aug. 2022.

Taxonomic Hierarchy

Kingdom Animalia Phylum Arthropoda Class Hexapoda Subclass Insecta Order Coleoptera Suborder Adephaga Superfamily Caraboidea Family Carabidae Subfamily Trechinae Tribe Trechini Genus Trechus Species Trechus oregonensis
This hierarchy is created from our museum records, it may not always accurately reflect modern taxonomies.

Taxonomic Hierarchy for University of Alberta E.H. Strickland Entomological Museum