Szelegiewicz, H. 1971 Autapomorphous wing characters in the recent subgroups of Sternorrhyncha (Hemiptera) and their significance in the interpretation of the paleozoic members of the group.. Annales Zoologici Polska Akademia Nauk, Instytut Zoologiczny 29: 1-67.

Notes: [Translation]. Discusses morphology, synapomorphies and autapomorphis of the wing in Coccoidea.