Brown, S.W., & McKenzie, H.L. 1962 Evolutionary patterns in the armored scale insects and their allies (Homoptera: Coccoidea: Diaspididae, Phoenicococcidae, and Asterolecaniidae).. Hilgardia 33: 141-170.

Notes: Discussion of probable phylogenetic relationships of various scale insect groups and genera currently associated in Diaspididae and Phoenicococcidae.