- ↑ 1.0 1.1 Cope, E.D. (1868) Sixth contribution to the herpetology of Tropical America., Proc. Acad. Nat. Sci. Philadelphia 20: 305-313
- ↑ 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.
- ↑ Shaw, G. (1802) General Zoology, or Systematic Natural History. Vol.3, part 1 + 2., G. Kearsley, Thomas Davison, London: 313-615
- ↑ 4.0 4.1 Linnaeus, C. (1758) Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata., Laurentii Salvii, Holmiæ. 10th Edition: 824 pp.
- ↑ 5.0 5.1 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