Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
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Upcoming Events

Discussion of 2018 gathering

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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Species Proctacanthus milbertii - Milbert's Proctacanthus

Proctacanthus milbertii - male Another specimen - Proctacanthus milbertii - female Male - Proctacanthus milbertii - male Robberfly - Proctacanthus - Proctacanthus milbertii Robberfly - Proctacanthus milbertii Promachus sp.? - Proctacanthus milbertii - female mating flies - Proctacanthus milbertii Asilid - Proctacanthus milbertii - female
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 Proctacanthus
Species milbertii (Milbert's Proctacanthus)
Explanation of Names
Proctacanthus milbertii Macquart 1838
transcontinental (QC-BC to FL-TX-AZ-WA & Mexico)(1)