Classification of Peterson 1919

Or. Carnivora Bowdich 1821 [carnivoran]
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Fm. †Mesonychidae Cope 1875 [condylarth]
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G. †Harpagolestes Wortman 1901
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Fm. †Miacidae Cope 1880
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G. †Mimocyon Peterson 1919
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†Mimocyon longipes Peterson 1919
G. †Pleurocyon Peterson 1919
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†Pleurocyon magnus Peterson 1919
†Pleurocyon medius Peterson 1919
G. †Prodaphaenus Wortman and Matthew 1899
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†Prodaphaenus robustus Peterson 1919
Fm. †Oxyaenidae Cope 1877
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G. †Limnocyon Marsh 1872
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†Limnocyon douglassi Peterson 1919
G. †Oxyaenodon Matthew 1899
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†Oxyaenodon dysodus Matthew 1899
Fm. †Ischyromyidae Alston 1876
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G. †Paramys Leidy 1871
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†Paramys compressidens Peterson 1919
†Paramys medius Peterson 1919
Fm. Muridae Illiger 1811 [mouse]
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G. †Pareumys Peterson 1919
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†Pareumys milleri Peterson 1919
Or. Artiodactyla Owen 1848 [even-toed ungulate]
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Subfm. †Homacodontinae Marsh 1849
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G. †Bunomeryx Wortman 1898
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†Bunomeryx elegans Wortman 1898
G. †Hylomeryx Peterson 1919
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†Hylomeryx annectens Peterson 1919
G. †Mesomeryx Peterson 1919
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†Mesomeryx grangeri Peterson 1919
G. †Sphenomeryx Peterson 1919
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†Sphenomeryx quadricuspis Peterson 1919
Invalid names: Achaenodontidae [empty]
Fm. †Agriochoeridae Leidy 1869 [agriochoerid]
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G. †Protagriochoerus Scott 1899
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G. †Protoreodon Scott and Osborn 1887
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†Protoreodon medius Peterson 1919
Fm. Camelidae Gray 1821 [camel]
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G. †Protylopus Wortman 1898
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†Protylopus annectens Peterson 1919
†Protylopus petersoni Wortman 1898
Fm. †Hypertragulidae Cope 1879
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G. †Leptoreodon Wortman 1898
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†Leptoreodon marshi Wortman 1898
Invalid names: Camelomeryx Scott 1898 [synonym]
G. †Leptotragulus Scott and Osborn 1887
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†Leptotragulus medius Peterson 1919
†Leptotragulus proavus Scott and Osborn 1887
Invalid names: Parameryx Marsh 1894 [synonym], Parameryx laevis Marsh 1894 [nomen dubium], Parameryx sulcatus Marsh 1894 [nomen dubium]
G. †Oromeryx Marsh 1894
Fm. Equidae Gray 1821 [horse]
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Subfm. †Hyracotheriinae Cope 1881
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G. †Epihippus Marsh 1878
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†Epihippus gracilis Marsh 1871
†Epihippus parvus Granger 1908
G. †Eohippus Marsh 1876
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†Eohippus tapirinus Cope 1875
Invalid names: Systemodon Cope 1881 [synonym]
Subor. †Ceratomorpha Wood 1937
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G. †Dilophodon Scott 1883
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†Dilophodon minusculus Scott 1883
Superfm. Tapiroidea Gill 1872
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Fm. †Helaletidae Osborn 1892
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Invalid names: Helaletinae Osborn 1892 [empty]
Fm. †Isectolophidae Peterson 1919
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Subfm. †Isectolophinae Peterson 1919
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G. †Isectolophus Scott and Osborn 1887
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†Isectolophus annectens Scott and Osborn 1887
†Isectolophus scotti Peterson 1919
G. †Parisectolophus Peterson 1919
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†Parisectolophus latidens Osborn et al. 1878
G. †Schizolophodon Peterson 1919
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†Schizolophodon cuspidens Peterson 1919
Invalid names: Homogalaxinae Peterson 1919 [empty], Systemodontinae Osborn and Wortman 1894 [invalid subgroup]
Fm. †Paramyidae Miller and Gidley 1918
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G. †Ischyrotomus Matthew 1910
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†Ischyrotomus gidleyi Peterson 1919
†Ischyrotomus robustus Marsh 1872
G. †Prosciurus Matthew 1903
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†Prosciurus robustus Peterson 1919
G. †Sciuravus Marsh 1871
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†Sciuravus altidens Peterson 1919
Fm. †Anoplotheriidae Gray 1821
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G. †Diplobunops Peterson 1919
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†Diplobunops matthewi Peterson 1919
Subfm. †Schizotheriinae Holland and Peterson 1913
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G. †Eomoropus Osborn 1913
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†Eomoropus annectens Peterson 1919
Unr. Perissodactyla Owen 1848 [odd-toed ungulate]
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Fm. †Hyracodontidae Cope 1879
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Subfm. †Amynodontinae Scott and Osborn 1883
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G. †Amynodon Marsh 1877
Subfm. †Hyrachyinae Osborn 1892
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G. †Desmatotherium Scott 1883
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†Desmatotherium guyotii Scott 1883
G. †Hyrachyus Leidy 1871
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†Hyrachyus grande Peterson 1919
Invalid names: Hyracodontinae Steinmann and Doderlein 1890 [empty], Triplopodinae Cope 1881 [empty]