Cenozoic mammals of land and sea Tributes to the career of Clayton E. Ray Ed by Robert J. Emry - Washigton Smithsonian Institution Press 2002 - 372p. cm. Standard No.: 73029 Source: Textual Subjects--Topical Terms: MINES AND MINERAL RESOURCESPALEONTOLOGY Dewey Class. No.: H697.1.A54jN33, P02