Kingdom [Animalia] Linnaeus, 1758 - animals
Count: -
Subkingdom Metazoa Haeckel, 1874
see Kingdom Animalia Linnaeus, 1758
Count: -
Division Eumetazoa Butschli, 1910
see Subkingdom Eumetazoa Butschli, 1910
Count: -
Subdivision Bilateralia
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Phylum Chordata Bateson, 1885 - chordates
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Subphylum Vertebrata Cuvier, 1812 - vertebrates
see Infraphylum Vertebrata Lamarck, 1801
Count: -
Class Mammalia Linnaeus, 1758 - mammals
Count: -
Subclass Eutheria Gill, 1872
see Infraclass Eutheria Gill, 1872
Count: -
Superorder Mesaxonia (Marsh, 1884)
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Order Perissodactyla Owen, 1848 - odd-toed ungulates
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Suborder Hippomorpha Wood, 1937
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Superfamily Equoidea (Gray, 1821) Hay, 1902
see Family Equidae Gray, 1821
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Family Equidae Gray, 1821 - horses, zebras, and asses
Count: -
Genus Equus Linnaeus, 1758 - horses, zebras, and asses
Count: [*†*] 6s;16ss; ‡7ss; †4s;1ss
1 Subgenus Hippotigris Smith, 1841
see Equus zebra group Linnaeus, 1758
Count: [*†*] 2s;5ss; ‡2ss
2 Subgenus Dolichohippus Heller, 1912 [monotypic]
see Equus grevyi group Oustalet, 1882
Count: [*] 1s
3 Subgenus Asinus Gray, 1824 [monotypic]
see Equus asinus group Linnaeus, 1758
Count: [*†*] 1s;3ss; ‡1ss
4 Subgenus Hemionus Stehlin & Graziosi, 1935
see Equus hemionus group Pallas, 1775
Count: [*†*] 1s;6ss; ‡1ss; †2s
5 Subgenus Equus Linnaeus, 1758
see Equus caballus group Linnaeus, 1758
Count: [*†*] 1s;2ss; ‡3ss; †2s;1ss