SMITHSONIAN MISCELLANEOUS COLLECTIONS 

 VOLUME 149, NUMBER 4 



Cfjarlea 9. anb Jfflarp ^Janx ®8Salcott 

 &e£earrt) Jfunb 



AN ENDOCRANIAL CAST OF THE 



BRIDGER MIDDLE EOCENE 



PRIMATE, SMILODECTES 



GRACILIS 



(With 2 Plates) 



By 

 C. LEWIS GAZIN 



Curator, Division of Vertebrate Paleontology 

 U. S. National Museum 

 Smithsonian Institution 





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mi 



(Publication 4616) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JULY 1, 1965 



