Conte, C. E., F. Nomura, R. A. Machado, A. Kwet, R. Lingnau, and D. de C. Rossa-Feres. “New Records in the Geographic Distribution Range of the Anurans of the Araucaria Forest and Considerations on Their Vocalizations”. Biota Neotropica, vol. 10, no. 2, June 2010, //www.biotaneotropica.org.br/BN/article/view/694.