Danzig, E.M., & Kerzhner, I.M. 1981a Coccus Linnaeus, 1758 and Parthenolecanium Sulc, 1908 (Insecta, Homoptera, Coccidae): Proposed designation of type species under the plenary powers Z.N.(S) 2125.. Bulletin of Zoological Nomenclature 38: 147-152.

Notes: Proposes Coccus hesperidum, tiliae & Lecanium corni as type spp. of Coccus, Eulecanium & Parthenolecanium, respectively; places Lecanium as junior syn. with Coccus; suppresses name Coccus coryli L.