Purple sea fan 
Purple Sea Pen 
Rasp coral 
Raspberry Eye Robokaki Coral 
Red Sea Fan 
Rhipidipathes reticulata 
Rhodactis bryoides 
Rhodactis rhodostoma 
Ringed Plate Coral 
Rough leather coral 
Sagartiogeton undatus 
Sargasso Anemone 
Scytalium tentaculatum 
Sea Mat Zoanthid 
Sebae anemone 
Shoulderblade Coral 
Smooth flower coral 
Snakelocks anemone 
Soft Coral Variable Chironephthya 
Spaghetti finger leather coral 
Speckled Rock Anemone 
spinnaker anemone 
Spiral Wire Coral 
staghorn coral