SMITHSONIAN MISCELLANEOUS COLLECTIONS 

 VOLUME 144, NO. 1 



Clbarles; ©. anb iWarp "^aux OTalcott 

 3Res;earcl) jFimb 



A FURTHER STUDY OF THE LOWER 



EOCENE MAMMALIAN FAUNAS OF 



SOUTHWESTERN WYOMING 



(With 14 Plates) 



By 

 C. LEWIS GAZIN 



Curator, Division of Vertebrate Paleontology 



United States National Museum 



Smithsonian Institution 



(Publication 4474) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JANUARY 17, 1962 



