Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Superfamily Ichneumonoidea - Braconids and Ichneumons

Megarhyssa female ovipositing - Megarhyssa greenei - female Ichneumon Wasp - Netelia First Impression Was a Wasp, but... - Coleocentrus rufus - female Ichneumonid with blue abdominal bands - female overwintering Ichneumon - Ichneumon centrator - female braconid wasp cocoons 02 Wasp - Hybrizon Wasp ID Please - Aleiodes parasiticus
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 Ichneumonoidea (Braconids and Ichneumons)
Pronotum more or less triangular in profile, and extending to tegula or nearly so. Antennae threadlike, usually with at least 16 segments. Hind trochanters 2-segmented. Ovipositor rises in front of apex of abdomen, non-retractable, often as long or longer than body. Venation usually normal. FW without a costal cell.
Gavin Broad's key to the subfamilies of Ichneumonidae(1) may not cover all of the NA subfamilies, but is extremely helpful all the same.

Diagram comparing recurrent vein(s) of Braconid and Ichneumonid wings (Washington State University).
Parasites of other arthropods
A very large and important group. Wasplike in appearance, but (with rare exceptions) do not sting.
Print References
Internet References
Ichneumonoidea In Catalan, with excellent photos.
Works Cited
1.Broad G. (2011) Identification key to the subfamilies of Ichneumonidae (Hymenoptera)
2.Borror and DeLong's Introduction to the Study of Insects
Norman F. Johnson, Charles A. Triplehorn. 2004. Brooks Cole.
3.Peterson First Guide to Insects of North America
Richard E. White, Christopher Leahy, Roger Tory Peterson. 1998. Houghton Mifflin Co.