The Ichneutinae are a subfamily of

braconid The Braconidae are a family of parasitoid wasps. After the closely related Ichneumonidae, braconids make up the second-largest family in the order Hymenoptera, with about 17,000 recognized species and many thousands more undescribed. One analysis ...

parasitoid wasp Parasitoid wasps are a large group of hymenopteran superfamilies, with all but the wood wasps (Orussoidea) being in the wasp-waisted Apocrita. As parasitoids, they lay their eggs on or in the bodies of other arthropods, sooner or later causin ...

Description and distribution

Ichneutines are small to medium-sized, non-cyclostome braconids. They lack an occipital carina (ridge on the back of the head). They have a cosmopolitan distribution.

Biology

Ichneutines are all solitary, koinobionont parasitoids which

oviposit The ovipositor is a tube-like organ used by some animals, especially insects, for the laying of eggs. In insects, an ovipositor consists of a maximum of three pairs of appendages. The details and morphology of the ovipositor vary, but typical ...

into host eggs, but complete development once the host has become a larva. Members of the tribes Ichneutini and Proteropini attack

sawfly 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 ...

larvae, especially in the families

Argidae Argidae is a large family of sawflies, containing some 800 species worldwide, primarily in tropical regions. The larvae are phytophagous, and commonly can be found feeding (and often pupating) in groups, though very few attain pest status. The ...

and

Tenthredinidae Tenthredinidae is the largest family of sawflies, with well over 7,500 species worldwide, divided into 430 genera. Larvae are herbivores and typically feed on the foliage of trees and shrubs, with occasional exceptions that are leaf miners, stem ...

. Members of Muesebeckiini target Lepidopteran leaf-miners.

References

External links

Photos on BugGuide
{{Taxonbar, from=Q4041248 Apocrita subfamilies Braconidae