Geochelone abingdoni


  • Caccone, A., J. P. Gibbs, V. Ketmaier, E. Suatoni, and J. R. Powell. 1999. Origin and evolutionary relationships of giant Galapagos tortoises. Proc. Nat. Acad. Sci. 96(23): 13223-13228.
  • Caporaso, F. 1991. The Galapagos tortoise conservation program: the plight and future for the Pinzón Island tortoise. In: K. R. Beaman, F. Caporaso, S. McKeown, and M. D. Graff (eds.), Proceedings of the first International Symposium on Turtles & Tortoises: Conservation and Captive Husbandry, pp. 113-116. Chapman Univ., California.
  • Günther, A. 1877. The gigantic land-tortoises (living and extinct) in the collection of the British Museum. London. 96 pp.
  • MacFarland, C. G., J. Villa, and B. Toro. 1974a. The Galápagos giant tortoises (Geochelone elephantopus). Part I: Status of the surviving populations. Biol. Conserv. 6: 118-133.
  • Pritchard, P. C. H. 1979. Encyclopedia of turtles. T. F. H. Publ., Inc., Neptune, New Jersey. 895 pp.
  • Pritchard, P. C. H. 1984. Further thoughts on Lonesome George. Noticias de Galápagos 39: 20-23.
  • Van Denburgh, J. 1914. Expedition of the California Academy of Sciences to the Galápagos Islands, 1905-1906. X. The gigantic land tortoises of the Galápagos Archipelago. Proc. California Acad. Sci. (4)2: 203-374.