Functional significance of variation in the shape of mandibles,wings, ovipositor,and abdomen in chalcidoid wasps (Hymenoptera,Chalcidoidea)

In parasitic chalcidoid wasps, the shape of mandibles, the degree of wing development, and the configuration and length of the ovipositor depend on adaptations to the solidity of the host mummy integument, peculiarities of the host search, oviposition into unprotected or protected hosts, and of the host size.