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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » Orthorrhapha » Asiloidea » Robber Flies (Asilidae) » Asilinae » Efferia » Nerax group (Efferia Nerax group) » Efferia aestuans
Photo#38549
Robber Fly ID Please - Efferia aestuans
Copyright © 2005 bugguy91

Robber Fly ID Please - Efferia aestuans
Delaware County, Pennsylvania, USA
June 4, 2005
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Robber Fly ID Please - Efferia aestuans Robber Fly ID Please - Efferia aestuans Robber Fly ID Please - Efferia aestuans
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Contributed by bugguy91 on 3 December, 2005 - 3:20pm
Last updated 23 October, 2008 - 3:45pm

Moved
Moved from Efferia.
… Herschel Raney, 23 October, 2008 - 3:45pm login or register to post comments

Efferia
This is an Efferia in the Nerax group and likely E. aestuans. When shooting these the facial portraits are nice but a close shot of that male bulby genitalia can sometimes take you straight to species.
… Herschel Raney, 22 March, 2006 - 6:03pm login or register to post comments

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