Williams, M.L., & Kosztarab, M.P. 1972 Morphology and systematics of the Coccidae of Virginia with notes on their biology (Homoptera: Coccoidea).. Research Division Bulletin, Virginia Polytechnic Institute and State University 74: 1-215.
Notes: Reviews 32 species in 11 genera; Toumeyella virginiana n. sp.; nine species first recorded in Virginia; four species first recorded for North America; keys; hosts and distribution; laboratory procedures discussed.