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Organism
  Animalia
      Arthropoda
            Insecta
              Pterygota
                    Hemiptera
                      Sternorrhyncha
                          Aphidoidea
                            Aphididae
                                       Aphididae (Toxoptera)
                                     Aphis
                                             Aphis (Toxoptera) citricidus
                                                   [Toxoptera citricida]
                                             Aphis coreopsidis
                                             Aphis gossypii
                                             Aphis medicaginis
                                             Aphis nerii
                                             Aphis spiraecola
                              Hormaphidinae
                                Cerataphidini
                                     Cerataphis
                                             Cerataphis brasiliensis
                                     Macrosiphum
                                             Macrosiphum (Macrosiphum) euphorbiae
                                                   [Macrosiphum euphorbiae]