HTDROIDS EASTERN CANADA 367 



SESSIONAL PAPER No. 38a 



EXPLANATION OF FIGURES. 



(All drawings except la and 2a magnified 25 diameters.) 



Plate I. 



1. Ohelia articulata. 



a. Colony, natural size. 



h. Portion of colony to show nature and arrangement of hydrothecse and 

 gonangia. 



2. Bimeria hrevis. 



a. Colonies, natural size. 



6. Branched colony. 



c. Unbranched individuals. 



Plate II. 



3. Clytia johnstoni, hydrothecse. 

 a. From the Devon Coast. 

 h. From St. Mary's bay, KS. 



c. From the coast of Grand Manan. 



d. From Bliss island. 



e. From Deer island. 



/. From the St. Croix river. 



Drawings by Clara A. Fraser. 



38a— 25 



