Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Fall Fund Drive


humeralis group

Sawfly - Arge humeralis sawfly - Arge humeralis distinctive - Arge humeralis Looking for ID help - Arge humeralis red and black mystery - Arge humeralis red and black mystery - Arge humeralis Poison Ivy Sawfly - Arge humeralis 1679 - Arge spiculata
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
No Taxon humeralis group
6 spp. in our area, 14 spp. total(1); not yet in the guide: A. arida AZ, A. illuminata TX-AZ, A. texana TX
Western Hemisphere: ON to Colombia, most diverse in Mexico & sw. US; 2 spp. in e. NA(1)
hosts: the eastern spp. on Rhus; hosts of other spp. unknown(1)
Works Cited
1.The sawfly genus Arge (Hymenoptera: Argidae) in the Western Hemisphere
Smith D.R. 1989. Transactions of the American Entomological Society 115: 83-205.