brief report) of protaphelinus nikolskajae (yasnosh, 1963) (chalcidoidea: aphelinidae), a parasitoid of the popular aphid, pemphigus immune from iran

in order to identify parasitoids of poplar aphid, sampling was done at urban areas of tehran in 2011. aphid galls were put in clear plastic containers and were evaluated until emergence of parasitoids on daily basis. among the samples, a new species namely protaphelinus nikolskajae (yasnosh, 1963) (chalcidoidea: aphelinidae) was identified. this species is a parasitoid of the popular aphid, pemphigus immunis that is a new record for fauna of iran.