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Albibarbis group

Robber Fly - Efferia albibarbis - male Another Florida Robberfly - Efferia Robber fly by bog - Efferia albibarbis Efferia albibarbis - male Efferia sp.? - Efferia albibarbis - male Asilid with prey, Missouri River sandbar - Efferia albibarbis - female Robberfly Efferia species ( E. albibarbis ?) - Efferia albibarbis - male Male, Efferia? - Efferia tagax - male
Classification
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 Asilinae
Genus Efferia
No Taxon Albibarbis group
Synonyms and other taxonomic changes
Albibarbefferia Artigas & Papavero 1997 (sometimes treated as genus(1))
Numbers
10 spp. in our area, 20 total(1)
Identification
Distinctive in the east but many species in the west and Texas regions. Note the number of silvery segments.
Range
2 spp. transcontinental (E. albibarbis widespread, E. leucocoma southern, MS-CA), other spp. such as E. bicolor and E. duncani are southwestern(1)