344 ON THE MADREPORARIA OF THE DEEP SEA. 
Fig. 7. Corallum of Caryophyllia clavus, var. elongata. 
Fig. 8. Calice magnified. 
Fig. 9. Corallum of Caryophyllia clavus. 
Fig. 10. Calice, magnified. 
Fig. 11. Corallum of Caryophyllia clavus, var. smithit. 
Fig. 12. Calice (worn), magnified. 
Fig. 13. 
Fig. 14. 
Fig. 15. Corallum of an aberrant specimen of var. epithecata. 
Fig. 16. Calice, showing a circular outline. 
+ Coratlum of Caryophyllia clavus, var. epithecata. 
PLATE XLIX. 
Figs. 1-6, Corallites and details of Stylaster gemmascens. 
Figs. 8-10. - 5 P 
Figs. 13-15. __,, s a 
Fig. 7. Pliobothrus symmetricus. 
Fig. 11. Balanophyllia cellulosa, corallum of. 
Fig. 12. Corallum, greatly magnified. 
Fig. 16. 
ig. 17. 
Fig. 18. The calice magnified. 
Fig. 19. Coste with synapticule, magnified. 
}corattum of Fungia symmetrica. 
