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SMITHSONIAN MISCELLANEOUS COLLECTIONS 

 VOLUME 149, NUMBER 7 



Cfjariea ©. anb jfWarp Uaux SHUalcott 

 &e*earcl) Jf tmb 



SILICIFIED ORDOVICIAN BRACHIOPODS 

 FROM EAST-CENTRAL ALASKA 



(With 3 Plates) 



By 



REUBEN JAMES ROSS, JR. 



and 



J. THOMAS DUTRO, JR. 



U. S. Geological Survey 

 Denver, Colorado, and Washington, D. C. 



(Publication 4654) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



MARCH 4, 1966 



