Bustshik, T.N. 1958 A contribution to the comparative morphology of the males of the scale insects (Homoptera, Coccoidea, Diaspididae).. Trudy Vsesoyuznogo Entomologicheskogo Obshchestva. Akademiya Nauk SSSR. Moscow 46: 162-269.

Notes: General discussion of diaspidid male morphology; key to genera and species studied and detailed descriptions with illustrations of 43 species examined.