SMITHSONIAN MISCELLANEOUS COLLECTIONS 



PART OF VOLUME LIII 



CAMBRIAN 

 GEOLOGY AND PALEONTOLOGY 



No. 1.— NOMENCLATURE OF SOME CAMBRfAN 

 CORDILLERAN FORMATIONS 



BY 



CHARLES D. WALCOTT 



No. 1804 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



April 18, 1908 



