PLATE XXVI. 



Heliophyllum proliferum n. sp. 



Fig. 1. View of the upper side of a group, showing buds in various degrees of development. 

 Fig. 2. The opposite side of the same specimen, showing the origin of some of the buds, which 

 rise from the sides of tlie principal stem. 

 Hamilton group, Darien, N. Y. 



Heliophyllum confluens n. sp. 



Fig. 3. View of the under surface of a small specimen, showing several buds united. 

 Fig. 4. Upper surface of the same specimen, showing the calyces irregularly united. Hamilton 

 group. 



Heliophyllum proliferum? 



Fig. 5. Oblique lateral view of a specimen, .showing irregular budding in different stages of growth 

 originating from the calyx of the parent coral. Hamilton group, Livingston county, 

 N. Y. 



