H. F.  Greeney and Gerardo, N., ?Descriptions of the immature stages and oviposition behavior of Pyrrhogyra otolais (Nymphalidae)?, Journal of the Lepidopterists? Society, vol. 54, pp. 88-90, 2001.

H. F.  Greeney, Dyer, L. A., DeVries, P. J., Walla, T. R., Salazar-V., L., Simbaña, W., and Salgaje, L., ?Early stages and natural history of Perisama oppelii (Latreille, 1811) (Nymphalidae, Lepidoptera) in eastern Ecuador?, Kempffiana, vol. 6, pp. 16-30, 2010.