Ávila, Robson W., Ricardo A. Kawashita-Ribeiro, and Drausio H. Morais. “A New Species of Proceratophrys (Anura: Cycloramphidae) from Western Brazil”. Zootaxa 2890, no. 1 (May 25, 2011): 20–28. Accessed May 3, 2025. https://www.mapress.com/zt/article/view/zootaxa.2890.1.2.