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1979
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Preston, Robert E. Late Pleistocene cold-blooded vertebrate faunas from the mid-continental United States, I. Reptilia: Testudines, Crocodilia. University of Michigan Museum of Palenontology, Papers on Paleontology. (19):1-53.
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1984
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Secor, Stephen M. and Charles C. Carpenter. Distribution maps of Oklahoma reptiles. Oklahoma Herpetological Society Special Publication (3):1-57
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1998
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Powell, Robert, Joseph T Collins, and Errol D Hooper Jr. A Key to Amphibians & Reptiles of the Continental United States and Canada. Univ Press of Kansas, Lawrence, Kansas. 131pp.
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2012
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Powell, Robert, Joseph T Collins, and Errol D Hooper Jr. Key to the Herpetofauna of the Continental United States and Canada: Second Edition, Revised and Updated. Univ Press of Kansas, Lawrence, Kansas. 152pp.
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2017
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Crother, Brian I. (editor) Scientific and Standard English Names of Amphibians and Reptiles of North America North of Mexico, with Comments Regarding Confidence in Our Understanding. Eighth edition. Herpetological Circulars (43):1-102
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2019
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Powell, Robert, Joseph T Collins, and Errol D Hooper Jr. Key to the Herpetofauna of the Continental United States and Canada. Third Edition. Univ Press of Kansas, Lawrence, Kansas. 192pp.
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2021
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Thomson, Robert C., Phillip Q. Spinks, and H. Bradley Shaffer. A global phylogeny of turtles reveals a burst of climate-associated diversification on continental margins. Proceedings of the National Academy of Sciences (PNAS) 118(7):1-10
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