Classification of Matthew 1909

Elomeryx mitis Marsh 1894
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Heptacodon armatus Marsh 1894
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G. †Myolestes Matthew 1909
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Myolestes dasypelix Matthew 1909
G. †Phenacops Matthew 1909
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Phenacops incerta Matthew 1909
Stypolophus aculeatus Cope 1872
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Triacodon fallax Marsh 1871
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Triacodon grandis Marsh 1872
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Triacodon nanus Marsh 1872
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G. †Triacodon Marsh 1871
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Viverravus nitidus Marsh 1872
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Ziphacodon rugatus Marsh 1872
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G. †Ziphacodon Marsh 1872
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G. †Entomacodon Marsh 1872
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Invalid names: Centracodon Marsh 1872 [synonym]
G. †Pantolestes Cope 1872
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Pantolestes elegans Marsh 1872
Pantolestes intermedius Matthew 1909
Pantolestes natans Matthew 1909
Pantolestes phocipes Matthew 1909
Invalid names: Anisacodon Marsh 1872 [synonym], Passalacodon Marsh 1872 [synonym]
Fm. Erinaceidae Fischer von Waldheim 1817 [hedgehog]
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G. †Entomolestes Matthew 1909
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Entomolestes grangeri Matthew 1909
G. †Proscalops Matthew 1901
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Proscalops secundus Matthew 1909
G. †Nyctitherium Marsh 1872
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Nyctitherium curtidens Matthew 1909
Nyctitherium nitidus Marsh 1872
Nyctitherium serotinum Marsh 1872
Invalid names: Nyctilestes Marsh 1872 [synonym], Talpavus Marsh 1872 [synonym]
Fm. †Microsyopidae Osborn and Wortman 1892
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G. †Uintasorex Matthew 1909
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Uintasorex parvulus Matthew 1909
G. †Notharctus Leidy 1870
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Invalid names: Limnotherium Marsh 1871 [synonym], Tomitherium Cope 1872 [synonym]
G. †Smilodectes Wortman 1903
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Smilodectes gracilis Marsh 1871
Fm. †Omomyidae Gazin 1958
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G. †Trogolemur Matthew 1909
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Trogolemur myodes Matthew 1909
G. †Pterodon Blainville 1839
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Invalid names: Hemipsalodon Cope 1885 [synonym], Hemipsalodon grandis Cope 1885 [synonym]
G. †Sinopa Leidy 1871
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Sinopa hians Cope 1877
Sinopa multicuspis Cope 1875
Sinopa pungens Cope 1872
Sinopa secundaria Cope 1875
Sinopa viverrina Cope 1874
Sinopa whitiae Cope 1882
Invalid names: Prototomus Cope 1874 [synonym], Stypolophus Cope 1871 [synonym]
G. †Tritemnodon Matthew 1906
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Tritemnodon agilis Marsh 1872
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Invalid names: Stypolophus brevicolcarabus Cope 1872 [synonym]
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G. †Oxyaenodon Matthew 1899
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Oxyaenodon dysodus Matthew 1899
G. †Thinocyon Marsh 1872
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Thinocyon cledensis Matthew 1909
Thinocyon medius Wortman 1902
Thinocyon minimus Matthew 1909
Thinocyon mustelinus Matthew 1909
Thinocyon velox Marsh 1872
G. †Limnocyon Marsh 1872
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Limnocyon potens Matthew 1909
Limnocyon verus Marsh 1872
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Invalid names: Limnocyon riparius Marsh 1872 [synonym]
Fm. †Oxyaenidae Cope 1877
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G. †Machaeroides Matthew 1909
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Machaeroides eothen Matthew 1909
G. †Patriofelis Leidy 1870
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Patriofelis coloradensis Matthew 1909
Patriofelis ferox Marsh 1872
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Invalid names: Aelurotherium bicuspis Wortman 1901 [synonym], Aelurotherium latidens Marsh 1872 [synonym], Limnofelis latidens Marsh 1872 [synonym], Patriofelis leidyanus Osborn and Wortman 1892 [synonym]
Patriofelis tigrinus Cope 1880
Invalid names: Aelurotherium Adams 1896 [synonym], Limnofelis Marsh 1872 [synonym], Oreocyon Marsh 1872 [synonym], Protopsalis Cope 1880 [synonym]
Fm. †Miacidae Cope 1880
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G. †Miacis Cope 1872
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Miacis hargeri Wortman 1901
Miacis medius Matthew 1909
Miacis parvivorus Cope 1872
Miacis sylvestris Marsh 1872
Miacis vulpinus Scott and Osborn 1887
Miacis washakius Wortman 1901
Invalid names: Harpalodon Marsh 1872 [synonym]
G. †Palaearctonyx Matthew 1909
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Palaearctonyx meadi Matthew 1909
G. †Vassacyon Matthew 1909
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Vassacyon promicrodon Wortman and Matthew 1899
G. †Oodectes Wortman 1901
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Oodectes proximus Matthew 1909
Oodectes pugnax Wortman and Matthew 1899
G. †Prodaphaenus Wortman and Matthew 1899
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Prodaphaenus uintensis Osborn 1895
G. †Uintacyon Leidy 1873
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Subg. †Uintacyon (Miocyon) Matthew 1909
Uintacyon bathygnathus Scott 1888
Uintacyon jugulans Matthew 1909
Uintacyon major Matthew 1909
Uintacyon scotti Wortman and Matthew 1899
G. †Vulpavus Marsh 1871
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Subg. †Vulpavus (Phlaodectes) Matthew 1909
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Vulpavus canavus Cope 1881
Vulpavus completus Matthew 1909
Vulpavus ovatus Matthew 1909
Vulpavus profectus Matthew 1909
Fm. †Viverravidae Wortman and Matthew 1899
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G. †Didymictis Cope 1875
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Didymictis protenus Cope 1874
G. †Viverravus Marsh 1872
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Viverravus sicarius Matthew 1909
G. †Tephrocyon Merriam 1906
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Tephrocyon vafer Leidy 1858
G. †Pseudotomus Cope 1872
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Pseudotomus robustus Marsh 1872
G. †Sciuravus Marsh 1871
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Sciuravus buccatus Cope 1877
G. †Prosciurus Matthew 1903
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Prosciurus jeffersoni Douglass 1902
Prosciurus relictus Cope 1873
G. †Palaearctomys Douglass 1903
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Palaearctomys vetus Marsh 1871
G. †Dipoides Jaeger 1835
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Dipoides tortus Leidy 1858
G. †Steneofiber Geoffroy 1833
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G. †Mioclaenus Cope 1881
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Mioclaenus acolytus Cope 1882
G. †Hyopsodus Leidy 1870
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Hyopsodus despiciens Matthew 1909
Hyopsodus lepidus Matthew 1909
Hyopsodus minusculus Leidy 1873
Invalid names: Lemuravus Marsh 1875 [synonym]
Or. Artiodactyla Owen 1848 [even-toed ungulate]
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G. †Microsus Leidy 1870
G. †Helohyus Marsh 1872
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Helohyus etsagicus Cope 1882
G. †Leptochoerus Leidy 1856
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Leptochoerus robustus Marsh 1875
G. †Stibarus Cope 1873
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Stibarus quadricuspis Hatcher 1901
G. †Perchoerus Leidy 1869
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Perchoerus socialis Marsh 1875
G. †Anthracotherium Cuvier 1822
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Anthracotherium curtum Marsh 1894
Invalid names: Heptacodon Marsh 1894 [synonym]
G. †Eporeodon Marsh 1875
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Fm. Camelidae Gray 1821 [camel]
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G. †Paratylopus Matthew 1904
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Paratylopus cameloides Wortman 1898
G. †Pliauchenia Cope 1875
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Pliauchenia vera Matthew 1909
G. †Protolabis Cope 1876
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Protolabis longiceps Matthew 1909
G. †Trigenicus Douglass 1903
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Trigenicus mammifer Cope 1885
G. †Palaeomeryx von Meyer 1834
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Palaeomeryx borealis Cope 1877
G. †Merycodus Leidy 1854
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Merycodus tehuanus Cope 1877
Fm. †Hapalodectidae Szalay and Gould 1966 [condylarth]
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G. †Hapalodectes Matthew 1909
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Hapalodectes compressus Matthew 1909
Hapalodectes leptognathus Osborn and Wortman 1892
Fm. †Mesonychidae Cope 1875 [condylarth]
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G. †Pachyaena Cope 1874
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Pachyaena ossifraga Cope 1874
G. †Harpagolestes Wortman 1901
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Harpagolestes immanis Matthew 1909
G. †Synoplotherium Cope 1872
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Synoplotherium vorax Marsh 1876
Invalid names: Dromocyon Marsh 1876 [synonym]
G. †Eohippus Marsh 1876
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Eohippus pernix Marsh 1876
Eohippus vasacciensis Cope 1872
Eohippus venticolus Cope 1881
Invalid names: Protorohippus Wortman 1896 [synonym]
G. †Epihippus Marsh 1878
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Epihippus uintensis Marsh 1875
G. †Merychippus Leidy 1856
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Merychippus isonesus Cope 1889
Merychippus paniensis Cope 1874
Merychippus sejunctus Cope 1874
Merychippus seversus Cope 1878
Merychippus sphenodus Cope 1889
Invalid names: Stylonus Cope 1878 [synonym]
G. †Mesohippus Marsh 1875
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G. †Miohippus Marsh 1874
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Miohippus condoni Leidy 1870
Miohippus gidleyi Osborn 1904
Miohippus validus Osborn 1904
G. †Neohipparion Gidley 1903
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Neohipparion gratum Leidy 1869
Neohipparion ingenuum Leidy 1885
Neohipparion montezuma Leidy 1882
Neohipparion plicatile Leidy 1887
Neohipparion relictum Cope 1889
Neohipparion retrusum Cope 1889
Neohipparion sinclairi Wortman 1882
Neohipparion speciosum Leidy 1854
Neohipparion whitneyi Gidley 1903
G. †Orohippus Marsh 1872
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Orohippus procyoninus Cope 1871
G. †Pliohippus Marsh 1874
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G. †Protohippus Leidy 1858
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Protohippus cumminsii Cope 1893
Protohippus perditus Leidy 1858
Protohippus pernix Marsh 1874
Protohippus phlegon Hay 1899
Protohippus profectus Cope 1889
Protohippus robustus Marsh 1874
Protohippus spectans Cope 1880
Protohippus supremus Leidy 1869
G. †Telmatherium Marsh 1872
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Subor. †Ceratomorpha Wood 1937
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G. †Desmatotherium Scott 1883
G. †Dilophodon Scott 1883
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Dilophodon minusculus Scott 1883
G. †Isectolophus Scott and Osborn 1887
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Isectolophus modestus Leidy 1870
G. †Alticamelus Matthew 1901
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Alticamelus giraffinus Matthew 1909
Alticamelus leptocolon Matthew 1909
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Invalid names: Didymictis primus Cope 1884 [synonym]
Entomacodon minutus Marsh 1872
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Invalid names: Centracodon delicatus Marsh 1872 [synonym]
G. †Hyopotamus Leidy 1857
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Hyopotamus brachyrhynchus Osborn and Wortman 1894
Hyopotamus rostratus Scott 1894
Hyopsodus paulus Leidy 1870
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Invalid names: Lemuravus distans Marsh 1875 [synonym], Microsyops vicarius Cope 1873 [synonym]
G. †Oreodon Leidy 1851
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Oreodon coloradoensis Matthew 1909
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Invalid names: Passalacodon littoralis Marsh 1872 [synonym]
G. †Pronomotherium Douglass 1907
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Pronomotherium altiramus Douglass 1901
Viverravus gracilis Marsh 1872
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Invalid names: Harpalodon vulpinus Marsh 1872 [synonym]
Subg. †Miolabis (Paratylopus) Matthew 1904
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Subg. †Sciurus (Prosciurus) Matthew 1903
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