Xoridinae are a worldwide

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...

of the parasitic wasp

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Ichneumonidae. Xoridinae are

idiobiont In evolutionary ecology, a parasitoid is an organism that lives in close association with its host at the host's expense, eventually resulting in the death of the host. Parasitoidism is one of six major evolutionary strategies within parasiti ...

ectoparasitoids of wood‑boring

Coleoptera Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...

and Hymenoptera (

Symphyta Sawflies are the insects of the suborder Symphyta within the order Hymenoptera, alongside ants, bees, and wasps. The common name comes from the saw-like appearance of the ovipositor, which the females use to cut into the plants where they lay ...

). Most parasitize larvae. There are four

genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...

. In general aspect the better-known Xoridinae are large robust black and orange insects with a large tooth on the hind femora. Like their hosts they are woodland species.

References

* Townes, H.K. (1969): Genera of Ichneumonidae, Part 1 (Ephialtinae, Tryphoninae, Labiinae, Adelognathinae, Xoridinae, Agriotypinae). ''Memoirs of the American Entomological Institute'' 11: 1–300.

External links

Diagnostic characters

BugGuide
U.S.A.

Types in Hokkaido, Japan
American Entomological Institute
Apocrita subfamilies Taxa named by William Edward Shuckard {{Ichneumonidae-stub