Altum, B. 1882 Insecten. Ch. VII. Ordnung. Halbflügler, Hemiptera. 2. Familie. Coccina, Schildlaüse. [Insects. Ch. VIII. Order. Half-winged, Hemiptera. 2. Family. Coccina, Scale insects].. Forstzoologie 3: 361-370.

Notes: Brief discussion of several species; includes name "fraxini" for a scale insect described from ash under heading "Aspidiotus sp.".