Classification of Granger 1908

†Eohippus pernix Marsh 1876
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†Orohippus tapirinus Cope 1875
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Fm. Equidae Gray 1821 [horse]
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G. †Eohippus Marsh 1876
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†Eohippus angustidens Cope 1875
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Invalid names: Orohippus cuspidatus Cope 1875 [synonym]
†Eohippus borealis Granger 1908
†Eohippus craspedotus Cope 1880
†Eohippus cristatus Wortman 1896
†Eohippus cristonensis Cope 1877
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Invalid names: Orotherium loevii Cope 1877 [synonym]
†Eohippus etsagicus Cope 1882
†Eohippus index Cope 1873
†Eohippus montanus Wortman 1896
†Eohippus resartus Granger 1908
†Eohippus validus Marsh 1876
†Eohippus venticolus Cope 1881
Invalid names: Pliolophus Owen 1858 [synonym], Protorohippus Wortman 1896 [synonym]
G. †Epihippus Marsh 1878
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†Epihippus gracilis Marsh 1871
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Invalid names: Orohippus uintensis Marsh 1875 [synonym]
†Epihippus parvus Granger 1908
G. †Hyracotherium Owen 1841
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Invalid names: Systemodon Cope 1881 [synonym]
G. †Orohippus Marsh 1872
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Subg. †Orohippus (Aminippus) Granger 1908
†Orohippus agilis Marsh 1873
†Orohippus atavus Granger 1908
†Orohippus ballardi Marsh 1871
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Invalid names: Oligotomus cinctus Cope 1873 [synonym]
†Orohippus major Marsh 1874
†Orohippus progressus Granger 1908
†Orohippus pumilus Marsh 1871
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Invalid names: Helotherium procyoninum Cope 1871 [synonym]
†Orohippus sylvaticus Leidy 1870
†Orohippus typicus Granger 1908
†Orohippus uintanus Marsh 1872
Invalid names: Helohippus Marsh 1892 [synonym], Helotherium Cope 1872 [synonym], Lophiotherium Marsh 1871 [synonym], Oligotomus Cope 1873 [synonym], Orotherium Marsh 1872 [synonym]