Williams, D. J., and Y. Ben-Dov. “A Review of Species Names Combined With the Genus Name Coccus Linnaeus (Hemiptera: Sternorrhyncha: Coccoidea)”. Zootaxa, vol. 2285, no. 1, Nov. 2009, pp. 1–64, doi:10.11646/zootaxa.2285.1.1.