Species Details

Amara bifrons

University of Alberta E.H. Strickland Entomological Museum Read more about this collection »

IdentificationAdults are 5.3 - 7.4 mm in length, narrow bodied and much paler in color than any other species of the genus Amara. Brown to reddish brown with pale bronze luster. Appendages brownish yellowish and almost transparent. Eyes are convex. Basal half of prothorax is parallel sided with truncated anterior margin, more or less denticulate hind angles. It also has expanded punctuation (having tiny spots, punctures) at the base which is a key character. Prosternum of male is smooth. Elytra are long with shallow striations and with punctuation. Male genitalia smaller, straight and long apex and lateral lobes with hooks (Lindroth, 1968).

Scientific Name Amara bifrons Habitat Dry, open habitats preferred. It is xerophyllic species and thus favors sandy areas (Lindroth, 1968). Identification
Adults are 5.3 - 7.4 mm in length, narrow bodied and much paler in color than any other species of the genus Amara. Brown to reddish brown with pale bronze luster. Appendages brownish yellowish and almost transparent.…
Adults are 5.3 - 7.4 mm in length, narrow bodied and much paler in color than any other species of the genus Amara. Brown to reddish brown with pale bronze luster. Appendages brownish yellowish and almost transparent. Eyes are convex. Basal half of prothorax is parallel sided with truncated anterior margin, more or less denticulate hind angles. It also has expanded punctuation (having tiny spots, punctures) at the base which is a key character. Prosternum of male is smooth. Elytra are long with shallow striations and with punctuation. Male genitalia smaller, straight and long apex and lateral lobes with hooks (Lindroth, 1968).
Life History Usually occurs in summer (Lindroth, 1992). It hibernates in larval stage and very few adult survive (Lindroth, 1968). It is autumn breeder (Varis et al.1984). Conservation Information not available. Diet Info
Adults are predatory on other arthropod species and are omnivorous. Predation on cabbage root fly maggots has been noted (Andersen et al., 1983; Varis et al.1984). Adults are also found to feed on weed seed of Taraxacum…
Adults are predatory on other arthropod species and are omnivorous. Predation on cabbage root fly maggots has been noted (Andersen et al., 1983; Varis et al.1984). Adults are also found to feed on weed seed of Taraxacum officinale (Dandlion) seed (Honek et al., 2005).
Range Palearctic distribution. Introduced from Europe and recorded first in Nova Scotia in 1929. Distributed in Canada in New Brunswick, Newfoundland, Nova Scotia and Quebec (Lindroth 1954, Lindroth, 1955, Lindroth 1968).

Citation

Page Citation for Amara bifrons

Page Citation

"Species Details - Amara bifrons, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-36649. Accessed 15 Aug. 2022.

Taxonomic Hierarchy

Kingdom Animalia Phylum Arthropoda Class Hexapoda Subclass Insecta Order Coleoptera Suborder Adephaga Superfamily Caraboidea Family Carabidae Subfamily Harpalinae Tribe Zabrini Genus Amara Species Amara bifrons
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