Danzig, E.M. 1998 [Revision of mealybugs (Homoptera, Pseudococcidae) with oral rim tubular ducts of the fauna of Russia and neighbouring countries.]. Entomologicheskoe Obozrenye 77(1): 106-133.

Notes: [Translated in Entomological Review 78(1): 54-78.] Species reviewed include Atrococcus altaicus, A. fuscus, A. achilleae, A. saxatilis, A. parvulus, A. arakelianae, A. paludinus, A. indigens, A. bejbiekoi, A. pauperculus, new sp., Spilococcus artemisiphilus, S. mongolicus, S. furcatispinus, S. flavus, S. expressus, S. erianthi, S. halli, S. nanae, S. jailensis and S. vashlovanicus, new sp. ; illustrations; keys provided to 13 species of Atrococcus and 11 species of Spilococcus.