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Organism
  Animalia
      Chordata
        Vertebrata
          Amniota
            Aves
                    Procellariiformes
                            Procellariidae
                                     Ardenna
                                             Ardenna bulleri
                                             Ardenna creatopus
                                             Ardenna grisea
                                     Procellaria
                                             Procellaria aequinoctialis
                                             Procellaria parkinsoni
                                     Pterodroma
                                             Pterodroma phaeopygia
                                     Puffinus
                                             Puffinus lherminieri