Central Taxonomic Thesaurus
Taxon Search
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Organism
  Animalia
         [Metazoa]
      Echinodermata
             [Eleutherozoa]
             [Pelmatoza]
             [Pelmatozoa]
        Asterozoa
               [Stelleroidea]
            Ophiuroidea
              Myophiuroidea
               Metophiurida
                  Ophintegrida
                    Amphilepidida
                            Amphilepidida incertae sedis
                                     Amphicutis
                                             Amphicutis stygobita
                                     Ophienigma