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Organism
  Animalia
            Insecta
                    Hymenoptera
                          Apoidea
                            Sphecidae
                              Ammophilinae
                                     Ammophila
                                             Ammophila procera
                              Chloriontinae
                                     Chlorion
                                             Chlorion aerarium
                              Sceliphrinae
                                Sceliphrini
                                     Chalybion
                                             Chalybion californicum
                                     Sceliphron
                                             Sceliphron caementarium
                              Sphecinae
                                Prionychini
                                     Palmodes
                                     Prionyx
                                             Prionyx thomae
                                Sphecini
                                     Isodontia
                                             Isodontia elegans
                                             Isodontia mexicana
                                             Isodontia philadelphica
                                     Sphex
                                             Sphex ichneumoneus
                                             Sphex lucae