Bibliography

Nascimento, L. B., U. Caramaschi, and C. A. G. Cruz. 2005. Taxonomic review of the species group of the genus Physalameus Fitzinger, 1826 with revalidation of the genera Engystomops Jimenez-de-la-Espada, 1872 and Eupemphix Steindachner, 1836 (Amphibia, Anura, Leptodactylidae). Arquivos do Museu Nacional. Rio de Janeiro 63: 297–320.