↑Mocquard,M.F. (1899) Contribution à la faune herpetologique de la Basse-Californie., Nouv. Arch. Mus. d'Hist. Nat., sér 4, 1: 297-344
↑ 3.03.1Kennicott,R. (1860) Descriptions of new species of North American serpents in the museum of the Smithsonian Institution, Washington., Proc. Acad. Nat. Sci. Philadelphia 12: 328-338
↑ 4.04.1Bisby 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)