Borchsenius, N.S. 1957 [Subtribe mealybugs and scales (Coccoidea). Soft scale insects Coccidae. Vol. IX.]. Fauna SSSR. Zoologicheskii Institut Akademii Nauk SSSR. N.S. 66: 1-493.
Notes: Complete classificatory review of the Coccidae [s. str.] of USSR, including keys and descriptions for 37 genera and 194 species (6 new).