ALCYONARIA. 



475 



FIG. 713. 



FIG. 714. 



Spicules of Gorgonise. Magnified. 



FIG. 716. 



Bed coral, C. rubrum, Lam- 

 arck. Single polyp enlarged. 



'Fan-coral," Rhipidogorgia 

 flabellum, Val. Portion of 

 a large frond. 



Verrueella gemma- 

 cea, Val. 



FIG. 717. 



FIG. 718. 



Bed Coral, Corallium ru- 

 brum, Lamarck. 



Primnoa myura, 

 M.-Eilwards. 



Organ-pipe Coral, Tubipora 

 syringa, Daiia. 



