REPORT 



OF THE 



CANADIAN ARCTIC EXPEDITION 



1913-18 



VOLUME VIII: MOLLUSKS, ECHINODERMS, 

 COELENTERATES, ETC. 



PART C: ECHINODERMS 



By AUSTIN H. CLARK 



OTTAWA 



J. de LABROQUERIE TACHfe 



PRINTER TO THE KING'S MOST EXCELLENT MAJESTY 



1920 



45509 1 Issued April 6, 1920 



