SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 80, NUMBER 3 



FOSSIL FOOTPRINTS FROM THE 



GRAND CANYON: SECOND 



CONTRIBUTION 



(With 21 Plates) 



BY 



CHARLES W. GILMORE 



Curator of Vertebrate Paleontology 

 United States National Museum 



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(Publication 2917) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JULY 30, 1927 



