Lynch, John D. “A Taxonomic Revision of Frogs of the Genus Cryptobatrachus (Anura: Hemiphractidae)”. Zootaxa 1883, no. 1 (September 24, 2008): 28–68. Accessed May 3, 2025. https://www.mapress.com/zt/article/view/zootaxa.1883.1.2.