Gosse, 1850 : Description of a new genus and six new species of saurian reptiles. Annals and magazine of natural history, ser. 2, vol. 6, p. 344-348 (texte intégral).
Dunn & Saxe, 1950 : Results of the Catherwood-Chaplin West Indies Expedition, 1948. Part. 5. Amphibians and reptiles of San Andrés and Providencia. Proceedings of the Academy of Natural Sciences of Philadelphia, vol. 102, p. 141-165.