Nuñez, J. J. and Úbeda, C. A. (2009) “The tadpole of Eupsophus nahuelbutensis (Anura: Neobatrachia): external morphology, chondrocranium, and comments on its natural history”, Zootaxa. Auckland, New Zealand, 2126(1), pp. 58–68. doi: 10.11646/zootaxa.2126.1.3.