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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


Family Gasteruptiidae - Carrot Wasps

Tiny Gasteruption - Gasteruption - female Gasteruption? Carrot wasp? - Gasteruption Gasteruption assectator - female Thread waist wasp.... there seems to be something like a stinger near the junction of the abdomen and the thorax... - Gasteruption Gasteruption kirbii  or assectator - Gasteruption - female Gasteruption sp. - Gasteruption - female Carrot Wasp - Gasteruption - male wasp 1 - Gasteruption
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" (parasitic Apocrita))
Superfamily Evanioidea (Aulacids, Ensigns, and Gasteruptiids)
Family Gasteruptiidae (Carrot Wasps)
15 spp. in a single genus in our area(1), 1500-2000 spp. worldwide (Jennings & Austin 2002), of which ~500 are described (Jennings & Deans 2004)
13-40 mm
Abdomen slender, very long, and attached to thorax on upper (dorsal) side. Hind tibia expanded. Ovipositor very long. Head is set on a "neck", differentiating from ichneumons.(2)
In our area, more diverse in the north
Larvae are predators or predators-inquilines (consume larval food, not the larvae) of other Hymenoptera that nest in twigs and in wood (Jennings & Deans 2004)
Adults feed at flowers, especially on Apiaceae(3)
Life Cycle
Third instar larvae spin cocoons and overwinter, pupate in spring
Print References
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.A Field Guide to Insects
Richard E. White, Donald J. Borror, Roger Tory Peterson. 1998. Houghton Mifflin Co.
3.The Nearctic species of Gasteruptionidae (Hymenoptera)
Townes H. 1950. Proc. U.S. Nat. Mus. 100(3259): 85-145.
4.Review of the Gasteruptiidae (Hymenoptera) of Eastern North America
David R. Smith. 1996. Proceedings of the Entomological Society of Washington, 98:491-499.