Bibliography

Fratani, J., M. Woitovicz-Cardoso, and A. C. C. Lourenço. 2017. Osteology of Physalaemus nattereri (Anura: Leptodactylidae) with comments on intraspecific variation. Zootaxa 4227: 219–232 (DOI: 10.11646/zootaxa.4227.2.4).