C. J.  Drake and Harris, H. M., ?The Gerridae of the Western Hemisphere (Hemiptera)?, Annals Carnegie Museum , vol. 23, pp. 179-240, 1934.

C. J.  Drake, ?Brazilian Tingitidae (Hemiptera)?, Part I. Revista  Entomologia, vol. 4, pp. 355-451, 1934.