Hermit Crab Anemone
                        
                        Category: Sea Anemones
                        Scientific Name: Calliactis polypus
                         
                        Size: Up to 3 in. (7.5 cm)  
                        Depth: 6-80 ft. (2-25 m)
                        Distribution: Indo-Pacific, Hawaii, Red Sea
                        Note: Attached to shells carried by Jeweled Anemone Crabs (Dardanus pedunculatus).
                     
                    
                        Cnidaria (Phylum)
└Anthozoa (Subphylum)
 └Hexacorallia (Class)
  └Actiniaria (Order)
   └Hormathiidae (Family)
    └Calliactis (Genus)
     └C. polypus (Species)