Phoca Wymani and other tertiary seals (Mammalia
Ray, C.E.
Phoca Wymani and other tertiary seals (Mammalia phocidae) described from the eastern seaboard of North America - Washington 1976 - 1-36 p. - Smithsonian Contributions to Paleobiology Number 28 .
Phoca Wymani and other tertiary seals (Mammalia phocidae) described from the eastern seaboard of North America - Washington 1976 - 1-36 p. - Smithsonian Contributions to Paleobiology Number 28 .