Bondar, G. 1930a Insectos damninhos e molestias da batata doce no Brasil. [Insects and pests of sweet potato in Brazil.]. O Campo No. 9: 17-19.

Notes: Coccids mentioned as pests include Orthezia insignis, Pseudococcus citri, Aspidiotus cyanophylli and Saissetia oleae.