EXPLANATION OF PLATES. 



PLATE 25. PAGE 



FAVOSITES SEAMANI, N. Sp. 75 



FIG. 1. — Lateral view of a large corallum. 



CERATOPORA FLABELLATA, N. Sp. 75 



FIG. 2. — Lateral view of a large corallum. 



FI G S. 3-4. — Lateral views of two smaller individuals. 



CERATOPORA SEPARATA, N. Sp. 76 



FIGS. 5-6. — Lateral views of two different corallums. 



CERATOPORA NANUS, N. Sp. 76 



FIGS. 7-8-9-10.— Ventral views of four different 

 corallums. 



CERATOPORA CONGLOMERATA, N. Sp. 77 



FIG. 11. — A large explanate corrallum. 



FIG. 12. — A corralum growing on a Heliophyllum 



Corniculum. 

 FIG. 18. — Another example growing on a Stroma- 



topora. 



