Busarellus nigricollis leucocephalus

Interesting Facts

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: Falconimorphae () - Seebohm, 1890
        Order: Falconiformes () - Sharpe, 1874
        Suborder: Accipitres () - (C. Linnaeus, 1758)
        Infraorder: Falconides () - Sharpe, 1874
        Parvorder: Accipitrida ()
        Superfamily: Accipitroidea () - Vieillot, 1816
        Family: Accipitridae () - Vieillot, 1816
        Subfamily: Accipitrinae ()
        Genus: Busarellus () - Lesson 1843
        Specific name: nigricollis
        Subspecies: leucocephalus
        Scientific name: - Busarellus nigricollis leucocephalus (Vieillot) 1816 (Vieillot) 1816 Nouv.Dict.Hist.Nat. 4 p.465

ZipcodeZoo has pages for 2 species and subspecies in this genus:

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Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 15, 2012.
Peterson, Alan P. Zoological Nomenclature Resource. Accessed June 19, 2009.