SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 



BULLETIN 82 



=0 





A MONOGRAPH 

 OF THE EXISTING CRINOIDS 



i O 



: m 



a 



BY 



AUSTIN HOBART CLARK 



AND 



AILSA McGOWN CLARK 



VOLUME 1 

 THE COMATULIDS 



PART 5 SUBORDERS OLIGOPHREATA (Concluded) 

 AND MACROPHREATA 



V. S. GOVERNMENT PRINTING OFFICE 

 WASHINGTON : 1967 



