stony coral

1. Corals having calcareous skeletons aggregations of which form reefs and islands (synset 101919566)
   is a type of: coral - marine colonial polyp characterized by a calcareous skeleton; masses in a variety of shapes often forming reefs
   subtypes:

   • brain coral - massive reef-building coral having a convoluted and furrowed surface
   • stag's-horn coral, staghorn coral - large branching coral resembling antlers
   • mushroom coral - flattened disk-shaped stony coral (usually solitary and unattached)
   belongs to: madreporaria, order madreporaria - stony corals
   same as: madrepore, madriporian coral

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