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For Insects, Spiders & Their Kin
For the United States & Canada
Photo#722868
fly 124 - Efferia bicolor - male

fly 124 - Efferia bicolor - Male
Vail, Pima County, Arizona, USA
June 11, 2011

Thanks, Eric!
Moved from Robber Flies.

Efferia bicolor male; beautif
Efferia bicolor male; beautiful shot (and new for BugGuide).

 
Eric...
Which "group" does this one belong in?

 
Efferia albibarbis group.
Efferia albibarbis group.

Moved for expert attention
Moved from ID Request.