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Calendar
BugGuide Gathering
Smoky Mountains
University of Tennessee Biological Field Station
August 8-10, 2008
Details...
 
Photos from the last gathering (Minnesota 2007)

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Genus Efferia

Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Orthorrhapha" (Brachycera excluding Aschiza and Schizophora))
Superfamily Asiloidea
Family Asilidae (Robber Flies)
Subfamily Asilinae
Genus Efferia
Synonyms and other taxonomic changes
Here used as Efferia sensu lato. Groups sometimes split out as separate genera (Albibarbefferia, Pogonioefferia, Nerax) are here included as groups of species under genus Efferia.
Explanation of Names
Author of genus is Coquillett, 1893. "Efferia" likely comes from Latin effere, to carry outward or away. Certainly these flies carry other insects away (Latin dictionary).
Numbers
Neartica lists 103 North American species.
Internet References
Giff Beaton's Robber Flies of the Southeast - has a great gallery for reference on Robberflies
Nearctica Robber flies lists subgroups as genera

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