Ávila, R. W., Kawashita-Ribeiro, R. A., & Morais, D. H. (2011). A new species of Proceratophrys (Anura: Cycloramphidae) from western Brazil. Zootaxa, 2890(1), 20–28. https://doi.org/10.11646/zootaxa.2890.1.2