1830
|
LeConte, John E. Description of the species of North American tortoises. Annals of the Lyceum of Natural History of New York 3():91-131
|
2021
|
Rhodin, Anders G. J., John B. Iverson, Roger Bour, Uwe Fritz, Arthur Georges, H. Bradley Shaffer, and Peter Paul van Dijk. Turtles and tortoises of the world during the rise and global spread of humanity: First checklist and review of extinct pleistocene and holocene chelonians. Chelonian Research Monographs (8):1-472
|