Bibliography

Waddell, P. J., M. Crotti, S. C. Lougheed, D. C. Cannatella, and K. R. Elmer. 2018. Hierarchies of evolutionary radiation in the world’s most species rich vertebrate group, the Neotropical Pristimantis leaf litter frogs. Systematics and Biodiversity 16:  807-819 (doi.org/10.1080/14772000.2018.1503202).