A new classification of mammals. Bulletin of the AMNH ; v. 59, article 5.

Simpson, George Gaylord, 1902-2005-10-062005-10-061931http://hdl.handle.net/2246/858p. 259-293 ; 24 cm.Includes bibliographical references.2411614 bytesapplication/pdfen-USQH1 .A4 vol.59, art.5, 1931MammalsMammals -- Classification.Extinct mammals.Mammals, Fossil.A new classification of mammals. Bulletin of the AMNH ; v. 59, article 5.text