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Upcoming Events

Discussion, insects and people from the 2018 BugGuide 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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Genus Arge

Red-bodied wasp - Arge humeralis Argid Sawfly? - Arge Arge abdominalis sawfly - Arge onerosa Female Arge humeralis? - Arge humeralis - female Sawfly Question - Arge humeralis Arge humeralis (Poison Ivy Sawfly) - Arge humeralis - female sawfly - Arge ochropus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Symphyta" - Sawflies, Horntails, and Wood Wasps)
Family Argidae (Argid Sawflies)
Genus Arge
Synonyms and other taxonomic changes
revision in(1)
Explanation of Names
Arge Schrank 1802
10 spp. in our area(2), >200 spp. worldwide(1)
adults up to 14 mm(1)
holarctic (to Colombia) & Afrotropical(1)
spring to mid-summer(1)
Larvae feed on foliage of various shrubs and trees. Host data compiled from various sources:
A. clavicornus -- Shadbush, Amelanchier
A. coccinea -- Sumac, Rhus
A. humeralis -- Poison Ivy, Toxicodendron radicans
A. pectoralis -- Hazelnut, Corylus, Birch, Betula
A. scapularis -- Elm, Ulmus
our only representative of the subfam. Arginae which contains a total of 18 genera(3)