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Cope, 1868: An examination of the Reptilia and Batrachia obtained by the Orton Expedition to Equador and the Upper Amazon, with notes on other species. Proceedings of the Academy of Natural Sciences of Philadelphia, vol.20, p.96-140 (texte intégral).
Cope, 1879: Eleventh contribution to the herpetology of tropical America. Proceedings of the American Philosophical Society, vol.18, p.261–277 (texte intégral).
Schwartz, 1964: Diploglossus costatus Cope (Sauria: Anguidae) and its relatives in Hispaniola. Reading Public Museum and Art Gallery, Scientific Pubs, no13, p.1-57.