Danzig, E.M. 1964 5. Suborder Coccinea -- Coccids or mealybugs and scale insects.. Akademii Nauk SSR Zoologicheskogo Instituta. 1: 616-654.

Notes: [English translation in Keys to the Insects of the European USSR, edited by G.Ya. Bei-Bienko, 1967, v. 1, p. 800-850].