Dr. J. E. Gray on the Fleshy Aleyonoid Corals. 123 



lacerated or ciliated at the tip. (See Quoy & Gaim. Voy. 

 Astrol. t. 23. f. 22, 23.) 



Chlorozoa viridis. {Alcyonium vvride } Quoy & Gaim, Voy. 

 Astrol. t. 23. f. 21-23.) 

 Hob. Vanikoro. 



** Polype-cell with a raised edge. 

 4. Rhodophyton, Gray, P. Z. S. 1865, p. 706. 



Coral fleshy, with a hard crust, branched to the base. Polype- 

 cell with a raised edge. Polypes half-retractile. 



Rhodophyton Couchii, Gray, P. Z. S. 1865, p. 706 (fig.). 

 Hob. Cornwall (Couch). B.M. 



5. Amicella. 



Coral thick at the base, branched, tree-like. Polype-cell 

 rather prominent, covered with eight valves, each marked 

 with two rows of spicules. Polypes quite retractile. " Tenta- 

 cles simple, clavate " (Quoy). 



Amicella amicorum. {Alcyonium amicorum, Quoy & Gaim. 

 Voy. Astrol. t. 22. f. 13-15. Nephthea amicorum, Blainv. 

 Ammothoa amicorum, M.-Edw.) 

 Hab. Tongatabu. 



Section II. PODOCORALLIA. 



The coral pedunculated, the lower portion stem-like, barren, 

 the upper lobed or branched, with the polypes on the surface. 

 The polypes with an elongated tubular body. 



A. Coral with a coriaceous or crustaceous minutely granular outer 

 surface, with more or less numerous internal spicules. Polypes 

 retractile or semi retract He. 



Fam. 4. Alcyoniadse. 



The coral fleshy, divided into lobes or branches above, 

 bearing the polypes on all sides. Stem more or less coriaceous 

 externally. Polypes retractile. 



1. Alcyonium. 



Coral erect ; base thick, smooth, barren ; upper part divided 

 into subcylindrical lobes. Polype-cells even. Polypes small, 

 retractile. 



Kolliker says A. pal mat um has a rudimentary axis. (See 

 Icon. Hist. t. 12. f. 4.) 



