Arredondo, Oscar. 1976. "The Great Predatory Birds of the Pleistocene of Cuba." In Collected papers in avian paleontology honoring the 90th birthday of Alexander Wetmore. 169–187. Washington, D.C.: Smithsonian Institution Press. In Smithsonian Contributions to Paleobiology, 27. https://doi.org/10.5479/si.00810266.27.169.