Central Taxonomic Thesaurus
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Organism
  Animalia
         [Metazoa]
      Brachiopoda
        Rhynchonelliformea
            Rhynchonellata
                    Terebratulida
                          Kraussinoidea
                            Kraussinidae
                                     Hillerella
                                     Kraussina
                                             Kraussina mercatori
                                             Kraussina rubra
                                     Lenticellaria
                                     Megerella
                                     Megerlia
                                           [Muhlfeldtia]
                                             Megerlia truncata
                                     Megerlina
                                             Megerlina lamarckiana
                                     Pumilus