1. Beardsley, J.W. (1969) A new fossil scale insect (Homoptera: Coccoidea) from Canadian amber. Psyche, 76, 270–279. https://doi.org/10.1155/1969/82354
2. Bodenheimer, F.S. (1943) A first survey of the Coccoidea of Iraq. Government of Iraq, Ministry of Economics, Directorate General of Agriculture, Bulletin, 28, 1–33.
3. Borchsenius, N.S. (1949) Insects Homoptera. Suborders mealybugs and scales (Coccoidea). Family mealybugs (Pseudococcidae). Vol. VII. Fauna SSSR. Zoologicheskii Institut Akademii Nauk SSSR, New Series, 38, 1–382. [In Russian]
4. Borchsenius, N.S. (1950) Mealybugs and Scale Insects of USSR (Coccoidea). Akademii Nauk SSSR, Zoological Institute, Moscow, 32, 1–250. [In Russian]
5. Choi, J. & Lee, S. (2022) Higher classification of mealybugs (Hemiptera: Coccomorpha) inferred from molecular phylogeny and their endosymbionts. Systematic Entomology, 47 (2), 354–370. https://doi.org/10.1111/syen.12534