Proctotrupomorpha is a major subgrouping of the Apocrita within the Hymenoptera, containing mainly small parasitic wasps. It contains the major groupings of Chalcidoidea, Diaprioidea, Proctotrupoidea,

The Perilampidae are a small family within the Chalcidoidea, composed mostly of hyperparasitoids. The family is closely related to the Eucharitidae, Chrysolampidae, and Eutrichosomatidae. As presently