PLATE XXXIV 



Fig. I. C.fumosus. St. 170. 



Fig. 2. C. kempt. Form B, from St. WS 97, basal part of a large colony. 



Fig. 3. C. kempt. Form B, from St. WS 97, distal end of a branch 

 showing the transparent growing region. 



Fig. 4. C. kempi. Form A, from St. 158. 



Fig. 5. C. kempi. Form B, from St. WS 97, the basal part of a thick 

 branch photographed by transmitted light, showing the meshwork of 

 the coenoecium. 



Fig. 6. C. kempi. Form B, from St. WS 97, distal end of a branch 

 photographed by transmitted light, showing the meshwork of the 

 coenoecium and the mass of zooids. 



