REPORT 



OF THE 



CANADIAN ARCTIC EXPEDITION 



1913-18 



VOLUME VIII: MOLLUSKS, ECHINODERMS, 

 COELENTERATES, ETC. 



PART I: HYDROIDS 



By C. McLEAN FRASER 



OTTAWA 



F. A. ACLAND 



PRINTER TO THE KING'S MOST EXCELLENT MAJESTY 



1922 



43095—1 . Issued August 24, 1922. 



