Hodgson, C.J. 1969 Notes on Rhodesian Coccidae (Homoptera: Coccoidea): Part II: The genera Ceroplastes and Gascardia.. Arnoldia (Rhodesia) 4: 1-43.

Notes: C. brachystegiae and G. gwaai n. spp.; n. status; n. syn.; redescriptions; keys to species; discussion of environmentally induced variation.