3486 



CCELENTERA TES 



form stocks which are sometimes knobbed or lobed, and sometimes resemble a hand 

 or tree with simple branches. The individuals of the stock are usually small and 

 rise like minute white blossoms above the soft fleshy surface of the stock, which 





AN AI<CYONARIAN CORAL, 



(Natural size.) 



has a peculiar reddish-yellow glistening appearance. The stock attaches itself by 

 means of a stem, or else rests loosely in the sand, generally at a moderate depth. 

 These corals secrete carbonate of lime, but in no case in the same way as do 



