CHARACTERISTIC DEEP-SEA TYPES. HYDROCORALLINvE. 141 



The most massive of our deep-sea corals is Allopora miniacea. 

 (Fig. 448.) 



*a- ft l*.0 



'-fo -l f, I J - f : f, .'.,- 



fc-' la W ^ii" C: ^^, 



%..> rar* 



Fig. 448. Allopora miniacea. \. (Pourtales. 



