Buried Sea Anemone 
Burrowing Sea Anemone 
Cabbage Leather Coral 
Cabo Verde Cup Coral 
Caementabunda simplex 
Calliactis polypus 
Cauliflower Coral 
Cauliflower Soft Coral 
Chalice Coral 
Cherry Blossom Coral 
Chinese Lettuce Coral 
Christmas Anemone 
Cirrhipathes rumphii 
Cladopsammia gracilis 
Club Tipped Anemone 
Colonial Anemone 
Coloured tube anemone 
Common Lettuce Coral 
Common Mushroom Coral 
Compact Leather Coral 
Corkscrew Anemone 
Corkscrew tentacle sea anemone 
Corrugated coral 
Cushion coral