Heyer, W. Ronald. “Studies on the Genus <i>Leptodactylus</i> (Amphibia: Leptodactylidae). II. Diagnosis and Distribution of the <i>Leptodactylus</i> Of Costa Rica”. Revista de Biología Tropical 16, no. 2 (December 1, 1968): 171–205. Accessed December 18, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/28149.