#stony_coral__stonycoral__madrepore__madriporian_coral__madriporiancoral  corals having calcareous skeletons aggregations of which form reefs and islands
  supertype:  #coral.anthozoan  marine colonial polyp characterized by a calcareous skeleton; masses in a variety of shapes often forming reefs
  member of:  #order_Madreporaria
  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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