Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Family Proctotrupidae

Proctotrupid - Hormoserphus clypeatus - female Hymenoptera - Diapriidae? - Exallonyx Wasp Wasp - Proctotrupes - female Female proctotrupid? - Exallonyx Proctotrupid - Exallonyx Unknown Hymenoptera Brachyserphus abruptus - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" - Parasitoid Wasps)
Superfamily Proctotrupoidea
Family Proctotrupidae
Synonyms and other taxonomic changes
Serphidae
Numbers
45 spp. in 9 genera in our area(1), >675 spp. in 30 genera total(2)
Size
body 3-15 mm(3) (typically, 5-8 mm)
Identification
Antennae with 13 segments
Terminal abdominal segment narrow, elongated, and down-curved in many species
Non metallic. Often black, sometimes red.
Forewing with large stigma, beyond which is a very small marginal cell.


A key to genera and species can be found in Townes, 1981 (4)
Range
Widespread
Habitat
Mostly damp woodlands(5)
Food
Parasitoids of beetle larvae, fungus gnats(3)
Internet References
The Proctotrupidae (Hymenoptera) of the World (2)