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Species Systoechus oreas

Bee fly on Eriogonum annuum - Systoechus oreas Fly 1 (Timothy Lake) - Systoechus oreas Beefly - Systoechus oreas
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Superfamily Asiloidea
Family Bombyliidae (Bee Flies)
Subfamily Bombyliinae
Tribe Bombyliini
Genus Systoechus
Species oreas (Systoechus oreas)
Synonyms and other taxonomic changes
Systoechus oreas Osten-Sacken, 1877
Range
West Coast, Rocky Mountain region (Painter, 1962--JSTOR link).
Life Cycle
A parasitoid of grasshoppers, including, when it was extant, the Rocky Mountain Locusts, Melanoplus spretus (Howard, 1916--direct link).
Print References
Howard, L. O. (1916). The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies, and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies. Garden City: Doubleday. (Biodiversity Heritage Libary)