PLATE XXXV 



Ctatiiophyllum vehmici'lare, \'ar. ph/ecursor (page 263). 



Fi.nure 1. Side view of an unusually broad and shoi't specimen, from a 

 small island at the south end of Lake Winnipegosis. 



Figure la. Longitudinal section of the same. 



Figure lb. Transverse section of the same, at a shoi't distance below the 

 base of the calyx. 



^Vmplexus, or DiPiivpnvLLUM. 8p. (page 270). 



Figure 2. Natural longitudinal section of one of the corallites of a speci- 

 men from the western shore of Dawson Bay, at the 

 first small point north of the Red Deer River. 



Figure '2a. Transverse section of ,i similar specimen from the same 

 locality. 



AcTixocYSTTs VARIABILIS (page 271). 



Figure 3. Longitudinal section of an imperfect specimen of this species, 

 from the south end of Rowan Island, Dawson Bay, 

 Lake AN'innipegosis. 



Figure 'Sa. Transverse section of the sanje, a little below the base of the 

 calyx. 



