Coleman, L.C., & Kannan, K.K. 1918 Some scale insect pests of coffee in South India.. Bulletin of the Department of Agriculture, Mysore State, Bangalore. Entomological Series 4: 1-67.

Notes: Detailed description of Coccus colemani Kannan n. sp., considered a mutant from C. viridis; descriptions and detailed biological data for Saissetia hemisphaerica, Pulvinaria psidii.