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• Domain: Eukaryota () - Whittaker & Margulis,1978 - eukaryotes
  • Kingdom: Animalia () - C. Linnaeus, 1758 - animals
    • Subkingdom: Bilateria () - (Hatschek, 1888) Cavalier-Smith, 1983
      • Branch: Deuterostomia () - Grobben, 1908
        • Infrakingdom: Chordonia () - (Haeckel, 1874) Cavalier-Smith, 1998
          • Phylum: Chordata () - Bateson, 1885 - Chordates
            • Subphylum: Vertebrata () - Cuvier, 1812 - Vertebrates
              • Infraphylum: Gnathostomata () - auct. - Jawed Vertebrates
                • Superclass: Tetrapoda () - Goodrich, 1930
                  • Class: Aves () - Linnaeus, 1758
                    • Subclass: Avialae () - Gauthier, 1986
                      • Infraclass: Aves () - (C. Linnaeus, 1758)
                        • Cohort: Neognathae () - Pycraft, 1900
                          • Superorder: Cypselomorphae () - Huxley, 1867
                            • Order: Apodiformes () - Peters, 1940
                              • Suborder: Apodi () - Peters, 1940
                                • Family: Trochilidae () - Vigors, 1825
                                  • Subfamily: Trochilinae ()
                                    • Genus: Ocreatus () - Gould 1846
                                      • Specific name: uerwoodii
                                        • Scientific name: - Ocreatus uerwoodii