Boratyński, K.L., & Williams, D.J. 1964a A note on some British Coccoidea, with new additions to the British Fauna.. Proceedings of the Royal Entomological Society of London, Series B: Taxonomy 33: 103-110.

Notes: Discusses species of Diaspididae, Coccidae, Eriococcidae, and Pseudococcidae; redescribes female of Parthenolecanium rufulum.