An Bitis nasicornis[5] in uska species han Viperidae nga ginhulagway ni Shaw hadton 1802. An Bitis nasicornis in nahilalakip ha genus nga Bitis, ngan familia nga Viperidae.[6][7] Waray hini subspecies nga nakalista.[6]
↑Lenk,P.; Herrmann,H. W.; Joger,U. & Wink,M. (1999) Phylogeny and taxonomic subdivision of Bitis (Reptilia: Viperidae) based on molecular evidence., Kaupia (Darmstadt) (8): 31-38
↑Hallowell,E. (1857) Notes of a collection of reptiles from the Gaboon country, West Africa, recently presented to the Academy of Natural Sciences of Philadelphia, by Dr. Herny A. Ford., Proc. Acad. Nat. Sci. Philadelphia 9: 48-72
↑Duméril, A. M. C., BIBRON, G. & DUMÉRIL, A. H. A., (1854) Erpétologie générale ou histoire naturelle complète des reptiles. Tome septième. Deuxième partie, comprenant l'histoire des serpents venimeux., Paris, Librairie Encyclopédique de Roret: i-xii + 781-1536
↑Gray, J. E. (1842) Monographic Synopsis of the Vipers or the family Viperidae., Zool. Miscell., 1842: 68-71
↑ 5.05.1Shaw,G. & NODDER,F.P. (1802) The Naturalists's Miscellany: or coloured figures of natural objects, drawn and described immediately from Nature., Nodder & Co. , London, Vol. 3: pl. 94
↑ 6.06.1Bisby 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)