Nikolsky, V.L. 1936 On the scale insects of economical importance for parks and forests.. Plant Protection (Leningrad) 10: 153-156.

Notes: Species mentioned include Lecanium pulchrum, L. corni, Asterolecanium variolosum, Targionia vitis, Kermes quercus, K. robilis (roboris), Coryllus avellana, Chionaspis evonymi, C. salicis, Cryptococcus fagi, Eriococcus buxi, Lepidosaphes ulmi and Leucaspis pusilla.