Lindinger, L. 1907 Bestimmungstafel der Deutschen Diaspinen.. Entomologische Bl├Ątter 3: 4-6.

Notes: Key to 15 scale insects based, in part, on host associations. Also in Hamburg. Bot. Staatsinst., Abt. f. Pflanzenschutz 10 (1907/08), 2 p. (Separate No. 3.)