PLATE V. 
CORALS FROM BROCKENHURST. 
Solenastrea cellulosa, Duncan. (P. 41.) 
Fie. 
1. View of the upper surface of the corallum. 
2. Lateral view, showing the cellular exotheca. ° 
3. One system, with its four cycles; the abundant endotheca is shown, also the rudi- 
mentary coste. Much magnified. 
. A transverse section of a corallite close to the calice, fanninedl 
. A lateral view of a corallite covered with exotheca, magnified. 
. Part of a corallite above the exotheca, and showing the costz ; magnified. 
. View of the upper surface, magnified. 
NI OD oO 
Solenastrea Koenent, Duncan. (P. 42.) 
8. The corallum. 
9. A calice, highly magnified. 
Solenastrea Reussi, Duncan. (P. 43.) 
10. The corallum, showing the banded exotheca. 
11. Costa; there is exotheca above and below them. 
12. Upper surface of corallum, highly magnified, showing the granular surface of the 
upper layer of the exotheca, the banded structure of part of the exotheca, and the 
calices. 
13. Upper surface of corallum, worn. 
14. Exotheca, cellular and banded. 
15. Side view of one of the septa, magnified. 
16. One system of septa, showing five cycles. 
