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| Kingdom Animalia |
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Crax Linnaeus, 1758 – valid – Curassows
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Crax alberti Fraser, 1852 – valid – Blue-billed Curassow, Hocco d'Albert, Pavón piquiazul, mutum-de-bico-azul, Blue-knobbed Curassow
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Crax alector Linnaeus, 1766 – valid – Hocco alector, Pavón guayanés, mutum-poranga, Black Curassow
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Crax alector alector Linnaeus, 1766 – valid
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Crax alector erythrognatha P. L. Sclater & Salvin, 1877 – valid
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Crax blumenbachii Spix, 1825 – valid – Hocco de Blumenbach, Pavón piquirrojo, mutum-de-bico-vermelho, Red-knobbed Curassow, Red-billed Curassow
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Crax cumanensis Jacquin, 1784 – invalid
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Crax daubentoni G. R. Gray, 1867 – valid – Hocco de Daubenton, Pavón porú, mutum-poru, Yellow-knobbed Curassow
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Crax erythrognatha P. L. Sclater & Salvin, 1877 – invalid
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Crax fasciolata Spix, 1825 – valid – Hocco à face nue, Pavón muitú, mutum-de-penacho, Bare-faced Curassow
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Crax fasciolata fasciolata Spix, 1825 – valid
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Crax fasciolata grayi Ogilvie-Grant, 1893 – valid
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Crax fasciolata pinima Pelzeln, 1870 – valid – Belem Curassow
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Crax globicera griscomi Nelson, 1926 – invalid
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Crax globulosa Spix, 1825 – valid – Hocco globuleux, Pavón carunculado, mutum-de-fava, Wattled Curassow
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Crax grayi Ogilvie-Grant, 1893 – invalid
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Crax mitu Linnaeus, 1766 – invalid
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Crax pauxi Linnaeus, 1766 – invalid
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Crax pinima Pelzeln, 1870 – invalid – Belem Curassow
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Crax pipile Jacquin, 1784 – invalid
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Crax rubra Linnaeus, 1758 – valid – Grand Hocco, Pavón norteño, mutum-grande, Great Curassow, Hocofaisán
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Crax rubra griscomi Nelson, 1926 – valid
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Crax rubra rubra Linnaeus, 1758 – valid
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Crax salvini (Reinhardt, 1879) – invalid
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Crax tomentosa Spix, 1825 – invalid
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Crax tuberosa Spix, 1825 – invalid
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Crax unicornis (J. Bond & Meyer de Schauensee, 1939) – invalid
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Crax urumutum Spix, 1825 – invalid
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Cucumaria crax Deichmann, 1941 – valid
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Musca crax Turton, 1801 – invalid
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Nothocrax Burmeister, 1856 – valid
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Nothocrax urumutum (Spix, 1825) – valid – Hocco nocturne, Paují nocturno, urumutum, Nocturnal Curassow |
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| Kingdom Plantae |
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Escobaria orcuttii var. macraxima Castetter, P. Pierce & K.H. Schwer. – not accepted |
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