Literature
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- Gaffney, E. S. and P. A. Meylan. 1988. A phylogeny of turtles. In: M. J. Benton (ed.), The Phylogeny and Classification of the Tetrapods, vol. 1, Amphibians, Reptiles, Birds, pp. 157-219. System Assoc. Spec. Vol. 35A, Clarendon Press, Oxford, England.
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