Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Fall Fund Drive


Albibarbis group

Unknown Robber Fly - Efferia albibarbis Robber Fly - Efferia albibarbis Bearded Robber fly - Efferia - male ID for Florida panhandle robber fly #2? - Efferia Albibarbefferia - Efferia - male Eferia sp.? - Efferia - female Asilidae - Efferia leucocoma - male Robber Monster (ventral abdomen) - Efferia albibarbis - male
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))
10 spp. in our area, 20 total(1)
Distinctive in the east but many species in the west and Texas regions. Note the number of silvery segments.
2 spp. transcontinental (E. albibarbis widespread, E. leucocoma southern, MS-CA), other spp. such as E. bicolor and E. duncani are southwestern(1)