SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 

 Bulletin 88 



REVISION OF PALEOZOIC STELLEROIDEA 



WITH SPECIAL REFERENCE TO NORTH 



AMERICAN ASTEROIDEA 



BY 



CHARLES SCHUCHERT 



Professor of Paleontology, Yale University 

 New Haven 



^ 





i:*!».;»»*!fi 



WASHINGTON 



(_XDVERNMENT PRINTING OFFICE 



1915 



