Franz, R. and Quitmyer, I. 2005. A Fossil and Zooarchaeological History of the Gopher Tortoise (Gopher polyphemus) in the Southeastern United States. Bulletin of the Florida Museum of Natural History. 45, 4 (Dec. 2005), 179–200. DOI:https://doi.org/10.58782/flmnh.ldkh7976.