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Organism
  Animalia
      Echinodermata
        Asterozoa
            Asteroidea
              Ambuloasteroidea
                Neoasteroidea
                  Valvatacea
                    Valvatida
                            Ophidiasteridae
                                     Pharia
                                             Pharia pyramidata
                                     Phataria
                                             Phataria unifascialis