Published in Anales de la Universidad de Chile, in 1916, in volume 139, pages 515-523
Created: 2017-06-07, modified: 2017-06-07![](https://www.biodiversitylibrary.org/pagethumb/49122605,60,60)
Published in Amphibian & Reptile Conservation, in 2012, in volume 6, issue 2, pages 10-30
Created: 2015-12-27, modified: 2015-12-27