Nakano, O., Joko, T., & Parra, J.R.P. 1974 [Observation on the biology of Orthezia insignis Browne, 1887 (Homoptera: Ortheziidae).]. Anais da Sociedade Entomologica do Brasil 3: 44-48.

Notes: Obtained data on number of days required for development of various stages.