Classification of Osborn 1923

G. †Serridentinus Osborn 1923
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Serridentinus obscurus Leidy 1869
Serridentinus progressus Osborn 1923
G. †Aceratherium Kaup 1834
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G. †Diceratherium Marsh 1875
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G. †Trigonias Lucas 1900
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Trigonias tetradactylum Osborn 1923
G. †Rhynchotherium Falconer 1868
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Rhynchotherium falconeri Osborn 1923
Rhynchotherium rectidens Osborn 1923
G. Elephas Linnaeus 1758 [elephant]
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Elephas washingtonii Osborn 1923
G. †Trilophodon Falconer 1857
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Trilophodon simplicidens Osborn 1923