1. Ben-Dov, Y. and Hodgson, C.J. (1997) 1.4 Techniques. 1.4.1 Collecting and mounting. In: Ben-Dov, Y. and Hodgson, C.J. (eds) Soft Scale Insects: Their Biology, Natural Enemies and Control . World Crop Pests, Vol. 7A. Elsevier, Amsterdam and New York, pp. 389–395.
2. Green, E.E. (1896) The Coccidae of Ceylon. Part I . Dalau & Co., London.
3. Gullan, P.J. and Cranston, P.S. (2014) The Insects: An Outline of Entomology . 5th edn. Wiley-Blackwell, Chichester, UK.
4. McKenzie, H.L. (1957) The Armored Scale Insects of California. Bulletin of the California Insect Survey, Vol. 5. University of California Press, Berkeley, California, USA.
5. Newstead, R. (1903) Monograph of the Coccidae of the British Isles . Vol. 2. Ray Society, London, UK.