Lizer y Trelles, C.A. 1919 Principales cóccidos que atacan a las plantas cultivadas en la República Argentina.. Revista del Centro de Estudiantes del Agronomica y Vet. 12: 15-52.

Notes: General discussion of scale insect family and its relationships; key to 5 subfamilies and to some genera and species; descriptive and other information on 32 scale insects mostly introduced. In repaged separate, same title, p. 25-83, 1920.