The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • Grehan, John. 2001. Biogeography and evolution of the Galapagos: integration of the biological and geological evidence. Biological Journal of the Linnean Society 74: 267–287.
  • Günther,A. 1860. On a new snake from the Galapagos islands. Ann. Mag. Nat. Hist. (3) 6: 78-79
  • Günther,A. 1860. On a new snake from the Galapagos islands. Ann. Mag. Nat. Hist. (3) 6: 78-79.
  • Heller, Edmund. 1901. Papers from the Hopkins Stanford Galapagos Expedition, 1898-1899. WIV. Reptiles. Proc. Biol. Soc. Washington 14: 39-98.
  • Mertens, Robert. 1960. Über die Schlangen der Galapagos Inseln. Senckenbergiana Biologica 41 (3/4): 133-141.
  • Steindachner, F. 1876. Die Schlangen und Eidechsen der Galapagos-Inseln. Festschr. zool.-bot. Ges., Wien 1876: 303-329.
  • Swash,A. & Still,R. 2000. Birds, Mammals and Reptiles of the Galapagos Islands. Pica Press, 168 pp.
  • Thomas, Robert A. 1997. Galapagos terrestrial snakes: biogeography and systematics. Herpetological Natural History 5 (1): 19-40.
  • Van Denburgh, John. 1912. Expedition of the California Academy of Sciences to the Galapagos Islands, 1905-1906. IV. The snakes of the Galapagos Islands. Proc. Cal. Acad. Sci. (Ser. 4) 1: 323-374.
  • Zaher, H.; Scrocchi, G. & Masiero, R. 2008. Rediscovery and redescription of the type of Philodryas laticeps Werner, 1900 and the taxonomic status of P. oligolepis Gomes, 1921 (Serpentes, Colubridae). Zootaxa 1940: 25–40.
  • Zaher, Hussam; Grazziotin, Felipe Gobbi; Cadle, John E.; Murphy, Robert W.; Moura-Leite, Julio Cesar de; Bonatto, Sandro L. 2009. Molecular phylogeny of advanced snakes (Serpentes, Caenophidia) with an emphasis on South American Xenodontines: a revised classification and descriptions of new taxa. Pap. Avulsos Zool. (São Paulo) 49 (11): 115-153.


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