COMPARATIVE ANATOMY OF SOME BRITISH ACTINI/E. 



549 



Body wall . 



Fig. 14. — Corynadis viridls. Portion of a transverse section 

 of the column in the region of the stomatodaeuni, 

 showing one pair of directives and one pair of in- 

 complete mesenteries. 



«T1<1 



Fig. 15. — Corynadis viridis. Portion of 

 a transverse section of a tentacle, 

 showing the spiral coil in the nemato- 



cysts. 



