- ↑ Porras, L.W. (2006) Die Schlangen des costa-ricanischen Trockenwaldes., Reptilia (Münster) 11 (5): 32-37
- ↑ Cope, E.D. (1878) Synopsis of the cold blooded Vertebrata, procured by Prof. James Orton, during his exploration of Peru in 1876-77., Proc. Amer. Philos. Soc. 17 [1877]: 33-49
- ↑ 3.0 3.1 Wagler,J. (1824) Serpentum Brasiliensium species novae, ou histoire naturelle des espèces nouvelles de serpens. In: Jean de Spix, Animalia nova sive species novae., Monaco, Typis Franc. Seraph. Hübschmanni, vii + 75 pp.
- ↑ 4.0 4.1 Bisby 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)
- ↑ TIGR Reptile Database . Uetz P. , 2 Oktubre 2007