Phoca Wymani and other tertiary seals (Mammalia : Phocidae) described from the eastern seaboard of North America /

by Ray, Clayton Edward, Ray, Clayton Edward
Published 1976

Geology and Paleontology of the Lee Creek Mine, North Carolina /

by Ray, Clayton Edward
Published 1983

Oligocene echinoids of North Carolina /

by Ray, Clayton Edward

North American Eocene sea cows (Mammalia : Sirenia) /

by Ray, Clayton Edward, Ray, Clayton Edward, Domning, Daryl Paul, Morgan, Gary Scott
Published 1982

The relationships of Megaoryzomys curioi, an extinct Cricetine redent (Muroidea : Muridae) from the Galapagos Islands, Ecuador /

by Steadman, David W., Steadman, David W., Ray, Clayton Edward
Published 1982

The Autochthonous North American Musk Oxen Bootherium, Symbos and Gidleya (Mammalia : Artiodactyla : Bovidae) /

by McDonald, Jerry N., McDonald, Jerry N., Ray, Clayton Edward
Published 1989

Two new Oligocene desmostylians and a discussion of tethytherian systematics /

by Domning, Daryl Paul, Domning, Daryl Paul, McKenna, Malcolm C., Ray, Clayton Edward
Published 1986