†subfamily Chelospharginae Zangerl 1953 (sea turtle)

Reptilia - Testudines - Protostegidae

Full reference: R. Zangerl. 1953. The vertebrate fauna of the Selma Formation of Alabama. Part III. The turtles of the family Protostegidae. Fieldiana: Geology Memoirs 3(3):63-133

Parent taxon: Protostegidae according to O. W. M. Kuhn 1966

See also Karl et al. 2012, Weems 1988 and Zangerl 1953

Sister taxa: Archelon, Bouliachelys, Chelosphargis, Cratochelone, Desmatochelys, Neptunochelys, Notochelone, Pneumatoarthrus, Protostega, Protosteginae, Rhinochelys, Santanachelys, Terlinguachelys

Subtaxa: Teguliscapha

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• Cretaceous of the Russian Federation (5 collections)

Total: 5 collections including 6 occurrences

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