Williams, D.J. 1957 The status of Coccus palmae Haworth and the identity of Lecanium coffeae Walker (Coccoidea: Homoptera).. The Entomologist 90: 314-315.

Notes: C. palmae Haworth a synonym of Saissetia oleae (Bern.); name S. coffeae (Walk.) replaces S. hemisphaerica (Targ.).