↑Boulenger, G. A. (1897) Concluding report on the late Capt. Bottego’s collection of reptiles and batrachians from Somaliland and British East Africa., Annali del Museo Civico di Storia Naturale di Genova, (2) 18: 715-723 [1898]
↑ 2.02.1Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)