Ody, M., Mathys, G., & Huggel, H. 1969 Contribution à l'étude anatomique du pou de San José: Aspidiotus perniciosus Comst. (Cochenille, Diaspines).. Schweizerische Entomologischen Gesellschaf Mitteilungen 42: 38-45.

Notes: Descriptive notes; morphology of adult male and female and nymphal stages.