Nuñez, José J., and Carmen A. Úbeda. “The Tadpole of Eupsophus Nahuelbutensis (Anura: Neobatrachia): External Morphology, Chondrocranium, and Comments on Its Natural History”. Zootaxa 2126, no. 1 (June 5, 2009): 58–68. Accessed July 4, 2025. https://mapress.com/zt/article/view/zootaxa.2126.1.3.