Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Genus Ospriocerus

Ospriocerus - Ospriocerus latipennis - male Ospriocerus abdominalis - Ospriocerus aeacus Large Black & Red Robber Fly - Ospriocerus vallensis Large Black & Red Robber Fly...Perching - Ospriocerus vallensis Large Black & Red Robber Fly...Perching - Ospriocerus vallensis Asilid - Ospriocerus aeacus - female Ospriocerus aeacus female with muddy posterior segments? - Ospriocerus aeacus - female Darth Vader Robber Fly - Ospriocerus aeacus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Superfamily Asiloidea
Family Asilidae (Robber Flies)
Subfamily Stenopogoninae
Genus Ospriocerus
Synonyms and other taxonomic changes
Ospriocerus Loew 1866
17 spp. in our area, 24 total(1)
Too many important characters are hidden in photos; many Ospriocerus spp. mimic the same models (wasps) and hence look very much alike. This is one of the genera that I insist on having the specimen in hand in order to make an accurate ID. --Eric Fisher, pers.comm. to =v= 22.vii.2015
Revised in(2)
Works Cited
1.Information on robber flies, compiled by F. Geller-Grimm
2.A revision of Ospriocerus (Diptera: Asilidae)
Martin C.H. 1968. Proc. Calif. Acad. Sci., Ser. 4 35: 401-424.