Dekle, G.W. 1965a Snow scales on Florida citrus (Homoptera: Coccidae).. Entomology Circular, Florida Department of Agriculture and Consumer Services Division of Plant Industry 39: 1-2.

Notes: Unaspis citri, Pinnaspis strachani, and P. aspidistrae; key to three species based on scale covers; hosts and distribution in Florida; economic importance.