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For Insects, Spiders & Their Kin
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Family Proctotrupidae

Proctotrupid wasp - Proctotrupes caudatus - female Proctotrupes terminalis? - Proctotrupes caudatus - male Procto - Exallonyx grandis - female Procto - Proctotrupes caudatus - male Procto? - Mischoserphus - female Hymenoptera - Cryptoserphus - male Orange-legged wasp - Exallonyx - male Procto
Classification
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 Proctotrupoidea
Family Proctotrupidae
Synonyms and other taxonomic changes
=Serphidae
Explanation of Names
Greek proktos 'butt' (anus) - perhaps a reference to the distinctive down-curved tip of the abdomen
Numbers
45 species in 9 genera in our area(1)
Size
body length 3-15 mm(2) (typically, 5-8 mm)
Identification
terminal abdominal segment narrow, elongated, and down-curved in many species; forewing with large stigma, beyond which is a very small marginal cell
adult drawing of Proctotrupes sp. showing down-curved tip of abdomen and large forewing stigma
great photo gallery at(3)
Range
throughout NA and much of the world
Habitat
mostly damp woodlands(4)
Food
parasitoids; hosts: beetle larvae, fungus gnats(2)
Internet References