Compsemys Leidy 1856 (turtle)

Reptilia - Testudines

Full reference: J. Leidy. 1856. Notices of Extinct Vertebrata Discovered by Dr. F. V. Hayden, during the Expedition to the Sioux Country under the Command of Lieut. G. K. Warren. Proceedings of the Academy of Natural Sciences of Philadelphia 8:311-312

Parent taxon: Paracryptodira according to W. G. Joyce and J. Anquetin 2019

See also Bryant 1989, Burger 2007, Carroll 1988, Cope 1884, Estes 1964, Estes 1976, Estes and Berberian 1970, Gaffney 1972, Hay 1902, Hay 1908, Holroyd and Hutchison 2002, Hutchison and Holroyd 2003, Hutchison et al. 2013, Joyce et al. 2011, Karl et al. 2012, Leidy 1860, Lichtig and Lucas 2015, López-Conde et al. 2018, Lyson and Joyce 2011, Milner 2004, Pérez-García 2012, Pérez-García et al. 2015 and Sullivan et al. 2012

Sister taxa: Baenidae, Baenoidea, Compsemydidae, Desmemys bertelmanni, Glyptops caelatus, Glyptops pervicax, Polythorax, Polythorax missuriensis, Probaena sculpta

Subtaxa: Compsemys russelli Compsemys victa Emys obscurus Glyptops depressus

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Type: Compsemys victus

Ecology:

Distribution:

• Paleocene of France (3 collections), United States (38: Colorado, Montana, New Mexico, Utah, Wyoming)

• Cretaceous of Canada (3: Alberta), Mexico (5), United States (107: Colorado, Montana, New Mexico, North Dakota, South Dakota, Utah, Wyoming)

Total: 156 collections including 166 occurrences

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