Loader SP, Gower DJ, Müller H, Menegon M. Two new species of Callulina (Amphibia: Anura: Brevicipitidae) from the Nguru Mountains, Tanzania. Zootaxa [Internet]. 2010 Dec. 2 [cited 2025 Apr. 20];2694(1):26–42. Available from: https://mapress.com/zt/article/view/zootaxa.2694.1.2