Classification of Simpson 1935

G. †Emperodon Simpson 1935
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Emperodon acmeodontoides Simpson 1935
G. †Gidleyina Simpson 1935
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G. †Metachriacus Simpson 1935
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Metachriacus provocator Simpson 1935
Metachriacus punitor Simpson 1935
Or. Carnivora Bowditch 1821 [carnivoran]
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G. †Ictidopappus Simpson 1935
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Ictidopappus mustelinus Simpson 1935
G. †Ectypodus Matthew and Granger 1921
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Ectypodus grangeri Simpson 1935
Ectypodus russelli Simpson 1935
Ectypodus silberlingi Simpson 1935
G. †Parectypodus Jepsen 1930
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Parectypodus jepseni Simpson 1935
G. †Ptilodus Cope 1881
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Ptilodus douglassi Simpson 1935
Ptilodus gidleyi Simpson 1935
Ptilodus sinclairi Simpson 1935
Fm. †Cimolestidae Marsh 1889
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G. †Gelastops Simpson 1935
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Gelastops parcus Simpson 1935
Fm. †Gypsonictopidae Van Valen 1967
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G. †Stilpnodon Simpson 1935
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Stilpnodon simplicidens Simpson 1935
G. †Prodiacodon Matthew 1929
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Fm. †Pantolestidae Cope 1884
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G. †Aphronorus Simpson 1935
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Aphronorus fraudator Simpson 1935
G. †Palaeosinopa Matthew 1901
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Palaeosinopa diluculi Simpson 1935
Fm. †Plagiomenidae Matthew 1918
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G. †Eudaemonema Simpson 1935
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Eudaemonema cuspidata Simpson 1935
G. †Leptacodon Matthew and Granger 1921
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Leptacodon ladae Simpson 1935
Leptacodon munusculum Simpson 1935
Leptacodon siegfriedti Simpson 1928
Invalid names: Leipsanolestes Simpson 1928 [synonym]
G. †Pantolambda Cope 1882
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Pantolambda intermedius Simpson 1935
Fm. †Palaechthonidae Szalay 1969
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G. †Palenochtha Simpson 1935
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Palenochtha minor Gidley 1923
G. †Didymictis Cope 1875
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Didymictis microlestes Simpson 1935
Didymictis tenuis Simpson 1935
Fm. †Arctocyonidae Murray 1866 [condylarth]
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G. †Deuterogonodon Simpson 1935
G. †Prothryptacodon Simpson 1935
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Prothryptacodon furens Simpson 1935
G. †Spanoxyodon Simpson 1935
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Spanoxyodon latrunculus Simpson 1935
G. †Chriacus Cope 1883
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Chriacus pusillus Simpson 1935
Fm. †Mioclaenidae Osborn and Earle 1895 [condylarth]
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G. †Litaletes Simpson 1935
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Litaletes disjunctus Simpson 1935
G. †Ellipsodon Scott 1892
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Ellipsodon aquilonius Simpson 1935
Fm. †Hyopsodontidae Trouessart 1879 [condylarth]
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G. †Haplaletes Simpson 1935
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Haplaletes disceptatrix Simpson 1935
G. †Litomylus Simpson 1935
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Litomylus dissentaneus Simpson 1935
G. †Anisonchus Cope 1881
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Anisonchus sectorius Cope 1881
Fm. †Phenacodontidae Cope 1881 [condylarth]
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G. †Tetraclaenodon Scott 1892
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Tetraclaenodon superior Simpson 1935
G. †Claenodon Scott 1892
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Claenodon ferox Cope 1883
Claenodon latidens Gidley 1919
Claenodon montanensis Gidley 1919
Claenodon silberlingi Gidley 1919
Claenodon vecordensis Simpson 1935
Invalid names: Neoclaenodon Gidley 1919 [synonym]
Ptilodus montanus Douglass 1908
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Invalid names: Ptilodus admirabilis Hay 1930 [synonym]