EXPLANATION OF PLATE III. 



Fig. 1. Lophohelia investigatoris, natural size. 



Figs, la, \b. Lophohelia investigatoris, X 9. 



Fig. 2. Oyathoheliaformosa, X 2. 



Fig. 2a. Cyathohelia formosa, x 8. 



Fig. 3. Solenosmilia jeffreyi, natural size. 



Figs. 3a, 36. Solenosmilia jeffreyi, X 4s. 



Fig. 4. Amphihelia moresbyi, X 2. 



Fig. 4. Ampliihelia moresbyi, X 8. 



Figs. 5, 5. Bothy act is Stephana, X 1^. 



