The crista dorsalis basioccipitalis is subtle and almost insignificant, leading cranially to a small, circular basis tuberculi basalis (0.6 mm) ( Fig 2B and 2B' ).
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Morphological variation, phylogenetic relationships, and geographic distribution of the Baenidae (Testudines), based on new specimens from the Uinta Formation (Uinta Basin), Utah (USA).
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