#coral.anthozoan  marine colonial polyp characterized by a calcareous skeleton; masses in a variety of shapes often forming reefs
  supertype:  #anthozoan__actinozoan  sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed
  subtype:  #gorgonian_coral__gorgoniancoral__gorgonian  corals having a horny of calcareous branching skeleton
     subtype:  #sea_feather__seafeather  corals forming featherlike colonies
     subtype:  #sea_fan__seafan  corals having a treelike or fan-shaped horny skeleton
     subtype:  #red_coral__redcoral  corals of especially the Mediterranean having pink or red color used for ornaments and jewelry
  subtype:  #stony_coral__stonycoral__madrepore__madriporian_coral__madriporiancoral  corals having calcareous skeletons aggregations of which form reefs and islands
     subtype:  #brain_coral__braincoral  massive reef-building coral having a convoluted and furrowed surface
     subtype:  #staghorn_coral__stag's-horn_coral  large branching coral resembling antlers
     subtype:  #mushroom_coral  flattened disk-shaped stony coral usually solitary

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