#coelenterate__cnidarian  radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms
  supertype:  invertebrate  any animal lacking a backbone or notochord; the term is not used as a scientific classification
  subtype:  polyp  medusa  jellyfish  scyphozoan  hydrozoan  anthozoan
  member of:  phylum_Cnidaria
  part:  coelenteron  the saclike body cavity of a coelenterate

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