SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 



BULLETIN 82 



A MONOGRAPH 

 OF THE EXISTING CRINOIDS 



BY 



AUSTIN HOBART CLARK 



VOLUME 1 



THE COMATULIDS 



PART 4a. SUPERFAMILY MARIAMETRIDA (except the family 

 Colobometridae) 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 

 WASHINGTON : 1941 



For sale by the Superintendent of Documents, WashinRton, D. C. Price 81.50 



^A. 



v 







