Fleury, A.C. 1935 Bureau of Plant Quarantine.. Bulletin of the California Department of Agriculture 24: 504-527.

Notes: Scale species mentioned include Aspidiotus britannicus, Lepidosaphes halli, Pseudaonidia duplex, Eriococcus coccineus, E. azalea, Pinnaspis minor, P. paeoniae, Pseudococcus comstocki, P. scrobicularum, Phenacoccus helianthi, and Parlatoria pergandii.