Yasnosh, V.A. 1978 [Key to insects in the European USSR.]. Akademii Nauk (SSR) Zoologicheskogo Instituta Leningrad 3: 469-501.
Notes: Scale hosts mentioned include Gossyparia spuria, G. salicicola, Lepidosaphes gloverii, L. beckii, Aonidiella citrina, Aulacaspis rosae, Pseudaonidia duplex, Lopholeucaspis japonica, Anamaspis loewi, Leucaspis pini, L. pusilla, L. signoreti, Insulaspis newsteadi, Diaspidiotus gigas, D. ostreaeformis, D. slavonicus, Chionaspis salicis, Nuculaspis abietis and Unaspis euonymi.