Bartlett, B.R. 1974 Introduction into California of cold-tolerant biotypes of mealybug predator, Cryptolaemus montrouzieri, and laboratory procedures for testing natural enemies for cold-hardiness.. Environmental Entomology 3(3): 553-556.

Notes: Planococcus citri, Pseudococcus albizzia and P. comstocki are mentioned as hosts for C. montrouzieri.