Miller, D.R., Davidson, J.A., & Stoetzel, M.B. 1984 A taxonomic study of the armored scale Pseudischnaspis Hempel (Homoptera: Coccoidea: Diaspididae).. Proceedings of the Entomological Society of Washington 86: 94-109.

Notes: P. acephala and P. bowreyi; key to species; description; new syn.; lectotype designation; taxonomic discussion.