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Psephophorus calvertensis Palmer 1909 (leatherback)

Reptilia - Testudines - Dermochelyidae

PaleoDB taxon number: 83314

Full reference: W. Palmer. 1909. Description of a New Species of Leatherback Turtle from the Miocene of Maryland. Proceedings of the United States National Museum 36(1669):369-373

Belongs to Psephophorus according to R. Köhler 1995

Sister taxa: Psephophorus polygonus, Psephophorus pseudostracion, Psephophorus rupeliensis, Psephophorus scaldii, Psephophorus terrypratchetti

Type specimen: USNM 6059, a partial shell

Ecology: aquatic durophage-piscivore