PLATE III. 
CORALS FROM THE CHALK. 
Fie. 
1. The corallum of Zrochosmilia (Celosmilia) Wiltshiri, Duncan. (P. 9.) 
2. A portion of the calice, magnified. 
3. A side view of one of the septa, magnified. 
5. 
6. The corallum of Zrochosmilia (Cclosmilia) cornucopie, Duncan. (P. 8.) 
7. The calice, magnified. 
8. The coste near the calicular margin, magnified. 
9. The arrangement of the septa as regards their size (a diagram). 
10. The peduncle, magnified. 
i Magnified views of the coste. 
das : as ae Be 
1A } Specimens of Zrochosmilia (Cwlosmilia) lawa, Kid. and H., varieties. (P. 8.) 
ae } Magnified portions. 
13. 
ID: 
16. +Coste, magnified. 
18. 
17. A diagram of the septal arrangement. 
