Encyrtidae of Costa Rica (Hymenoptera: Chalcidoidea): the genus Aenasius Walker, parasitoids of mealybugs (Homoptera: Pseudococcidae)

摘要

The species of Aenasius from Costa Rica ate revised. Of these, 16 are named and a further 20 recognised from males, but not named Six species are described as new and 9 new specific synonymies are proposed. A dichotomous key to all species is provided and each species is further characterised by a diagnosis and notes are provided on their distribution and hosts.