Ryan, H.J. 1946 Some Los Angeles county experiences with new insect pests and insect eradication projects.. Bulletin (California Department of Agriculture) 35(3): 124-125.

Notes: Eradicated species listed include Aonidia lauri, Aonidiella taxus, Aspidiotus destructor, Asterolecanium pustulans, Chionaspis americana, Chrysomphalus obscurus, Dynaspidiotus britannicus, Eriococcus azaleae, Fiorinia theae, Howardia biclavis, Lepidosaphes chinensis, Lepidosaphes newsteadi, L. theae, Mesolecanium sp., Parlatoria pergandei, Pseudococcus virgatus, Pulvinaria psidii, Selenaspidus sp., and Toumeyella liriodendri.