Hillers, Annika, Breda Zimkus, and Mark-Oliver Rödel. “A New Species of Phrynobatrachus (Amphibia: Anura: Phrynobatrachidae) from North-Western Guinea, West Africa”. Zootaxa 1815, no. 1 (July 4, 2008): 43–50. Accessed April 21, 2025. https://mapress.com/zt/article/view/zootaxa.1815.1.4.