First description of the karyotype of a eucharitid wasp (Hymenoptera, Chalcidoidea, Eucharitidae).

The haploid karyotype of Kapala sp. (Eucharitidae), a parasite of the Neotropical ant Dinoponera lucida Emery, 1901 (Hymenoptera, Formicidae), is reported for the first time. It consists of four metacentric chromosomes.