Ferris, G.F. 1956 The genus Phenacaspis Cooley and Cockerell (Insecta: Homoptera: Coccoidea). Pt. 2.. Microentomology 21: 67-83.

Notes: Comment on status of 35 Phenacaspis, with descriptive notes and figures for 8; list of 89 names referred to genus, with brief indication of current disposition of each.