Murakami, Y. 1966 Studies on the natural enemies of the Comstock mealybug: II. [Comparative biology on two species of internal parasites, Clausenia purpurea and Pseudaphycus malinus (Hymenoptera, Encyrtidae).]. Bulletin of the Horticultural Research Station (Ministry of Agriculture and Forestry) Series B. Hiratsuka No. 5: 159-163.

Notes: Pseudococcus comstocki reared and examined. P. malinus determined to be a natural enemy promising for biological control.