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

Subfamily Bethylinae

wingless wasp - Bethylus amoenus Apocrita sp.? - Goniozus - female Bethylidae? - Goniozus Wasp - Goniozus Wasp - Goniozus Wasp - Goniozus SBBG-SCL-TIC_000823 Bethylid wasp - Goniozus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Chrysidoidea (Cuckoo Wasps & allies)
Family Bethylidae (Flat Wasps)
Subfamily Bethylinae
Numbers
40 spp. in 4 genera in our area, 11 genera total(1)(2)(3)
Identification
All forms macropterous, micropterous, or brachypterous; forewing with Rs+M vein tubular, or at least as a stub; forewing with Rs&M vein angled; clypeus projecting backward onto frons; tarsal claws strongly curved.(3)
Range
Worldwide.(4)
Food
Parasitoids of Lepidoptera caterpillars feeding in concealed situations e.g. leaf rollers, case bearers or stem borers; if exposed caterpillars are targeted they are then stung and dragged by the female to a concealed situation such as a crevice(4)
Works Cited
1.Nearctic Hymenoptera other (Discover Life's IDnature guide)
2.Phylogenetic systematics of the family Bethylidae (Insecta:Hymenoptera) Pt II. Keys to subfamilies, tribes & genera in the world
Terayama M. 2003. Acad. Reports Fac. Eng. Tokyo Polytech. Univ. 26: 16-29.
3.Global guide of the flat wasps (Hymenoptera, Bethylidae)
Azevedo C. O., I. D. C. C. Alencar, M. S. Ramos, D. N. Barbosa, W. D. Colombo, J. M. R. Vargas, and J. Lim. 2018. Magnolia Press, Zootaxa.
4.van Noort S. (2004-2015) WaspWeb: Wasps, bees and ants of Africa and Madagascar