[Parasitoids of muscoids diptera collected at Alvorada slaughterhouse in Itumbiara, south of Goiás, Brazil].

Species of parasitoids associated with synanthropic flies were trapped by using chopped bovine liver as bites at slaughterhouse Itumbiara in the State of Goiás, from March to December 2005. Pupae were obtained by removing them from sand, after using liver baits as substract to atract flies. They were individually placed in gelatin capsules until the emergency of the adult flies or their parasitoids.