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Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Species Promachus vertebratus

Promachus vertebratus? - Promachus vertebratus - male Robberfly - Promachus vertebratus Promachus vertebratus - male - female Big fly - Promachus vertebratus - male Giant Robberfly (Asilidae: Promachus or Diogmites)? - Promachus vertebratus large robber fly - Promachus vertebratus 12Jul2017.cowfarmponds.HN.Dip1 - Promachus vertebratus - male 12Jul2017.cowfarmponds.HN.Dip1 - Promachus vertebratus - 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 Promachus (Giant Robber Flies)
Species vertebratus (Promachus vertebratus)
Explanation of Names
Promachus vertebratus (Say 1823)
Green eyes, sometimes with some red.
PA-MN-SD south to MO-OK-CO(1)
Open grasslands including disturbed areas.
Internet References