Matthew, William Diller, 1871-1930.2005-10-062005-10-061899http://hdl.handle.net/2246/1534p. 19-75 ; 24 cm.Includes bibliographical references.3374868 bytesapplication/pdfen-USQH1 .A4 vol.12, art.3, 1899Paleontology -- Tertiary -- West (U.S.)Paleontology -- West (U.S.)Formations (Geology) -- West (U.S.)Geology, Stratigraphic -- Tertiary -- West (U.S.)Geology -- West (U.S.)Mammals, Fossil -- West (U.S.)A provisional classification of the fresh-water Tertiary of the West. Bulletin of the AMNH ; v. 12, article 3.Fresh-water Tertiary of the Westtext