PLATE III. 



Page 

 Fig. 1. PENNATULA SPINOSA. 



Fig. 2. CAEYOPHYLLIA 141 



Fig. 3. VIBGTTLAEIA MIBABILIS. 



Fig. 4. Isis NOBILIS Coral of commerce. 



The above figures, illustrative of various 

 forms of cortical zoophytes, are, with the ex- 

 ception of CaryophyUia, only generally referred 

 to in the text. 



Fig. 5. ACTINIA MESEMBRYANTHEMTJM. From a speci- 

 men which had been twenty years in con- 

 finement 152 



Fig. 6. ACTINIA LACEEA 163 



Fig. 7. LTJCEENAEIA CAMPANULATA 168 



Fig. 8. PENTACEINTJS EUEOP^US 176 



Fig. 9. COMATULA 183 



Fig. 10. ASTEEOPHYTON 187 



