Ben-Dov, Y. 1975 On the identity of Filippia Targioni Tozzetti, 1868 and Lichtensia Signoret, 1873 (Homoptera: Coccidae).. Journal of the Entomological Society of southern Africa 38: 109-121.

Notes: Identity of type species discussed; F. follicularis established and clarified; new synonyms; Lichtensia viburni redescribed.