Terán, A.L., & Manes, M.L.C. de 1993 [Characterization of parasitoids from the "Delta scale" Coccus perlatus Ckll. (Homoptera: Coccidae) in citrus from Tucuman, Republic of Argentina.]. Revista de Investigaciones de Cirpon 9(1991-1/4): 23-28.
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Notes: [Original title: Caracterización de parasitoides de la "cochinilla del delta" Coccus perlatus Ckll. (Homoptera: Coccidae) en cítricos de Tucumán, Rep. Argentina.] In a survey undertaken in citrus orchards of Tucuman during a pest outbreak of this scale in 1981-83, and in a previous survey, five species of Encyrtid and two of Aphelnid parasitoids were registered. Some biological notes are included.