Opinions from G. G. Simpson 1935

  • 'Aphronorus belongs to Pantolestidae'
  • 'Aphronorus fraudator belongs to Aphronorus'
  • 'Chriacus pusillus belongs to Chriacus'
  • 'Claenodon vecordensis belongs to Claenodon'
  • 'Deuterogonodon belongs to Arctocyonidae'
  • 'Didymictis microlestes belongs to Didymictis'
  • 'Didymictis tenuis belongs to Didymictis'
  • 'Ectypodus grangeri belongs to Ectypodus'
  • 'Ectypodus russelli belongs to Ectypodus'
  • 'Ectypodus silberlingi belongs to Ectypodus'
  • 'Ellipsodon aquilonius belongs to Ellipsodon'
  • 'Emperodon belongs to '
  • 'Emperodon acmeodontoides belongs to Emperodon'
  • 'Eudaemonema belongs to Plagiomenidae'
  • 'Eudaemonema cuspidata belongs to Eudaemonema'
  • 'Gelastops belongs to Cimolestidae'
  • 'Gelastops parcus belongs to Gelastops'
  • 'Gidleyina belongs to '
  • 'Haplaletes belongs to Hyopsodontidae'
  • 'Haplaletes disceptatrix belongs to Haplaletes'
  • 'Ictidopappus belongs to Carnivora'
  • 'Ictidopappus mustelinus belongs to Ictidopappus'
  • 'Leipsanolestes is a subjective synonym of Leptacodon'
  • 'Leipsanolestes siegfriedti is recombined as Leptacodon siegfriedti'
  • 'Leptacodon ladae belongs to Leptacodon'
  • 'Leptacodon munusculum belongs to Leptacodon'
  • 'Litaletes belongs to Mioclaenidae'
  • 'Litaletes disjunctus belongs to Litaletes'
  • 'Litomylus belongs to Hyopsodontidae'
  • 'Litomylus dissentaneus belongs to Litomylus'
  • 'Metachriacus belongs to '
  • 'Metachriacus provocator belongs to Metachriacus'
  • 'Metachriacus punitor belongs to Metachriacus'
  • 'Mioclaenus ferox is recombined as Claenodon ferox'
  • 'Mioclaenus sectorius is recombined as Anisonchus sectorius'
  • 'Mioclaenus sectorius is recombined as Anisonchus sectorius' according to Cope 1884
  • 'Mioclaenus sectorius belongs to Mioclaenus' according to Cope 1881
  • 'Neoclaenodon is a subjective synonym of Claenodon'
  • 'Neoclaenodon latidens is recombined as Claenodon latidens'
  • 'Neoclaenodon montanensis is recombined as Claenodon montanensis'
  • 'Neoclaenodon silberlingi is recombined as Claenodon silberlingi'
  • 'Palaechthon minor is recombined as Palenochtha minor'
  • 'Palaechthon minor belongs to Palaechthon' according to Gidley 1923
  • 'Palaeosinopa diluculi belongs to Palaeosinopa'
  • 'Palenochtha belongs to Palaechthonidae'
  • 'Pantolambda intermedius belongs to Pantolambda'
  • 'Parectypodus jepseni belongs to Parectypodus'
  • 'Prodiacodon concordiarcensis belongs to Prodiacodon'
  • 'Prothryptacodon belongs to Arctocyonidae'
  • 'Prothryptacodon furens belongs to Prothryptacodon'
  • 'Ptilodus admirabilis is a subjective synonym of Ptilodus montanus'
  • 'Ptilodus admirabilis belongs to Ptilodus' according to Hay 1930
  • 'Ptilodus douglassi belongs to Ptilodus'
  • 'Ptilodus gidleyi belongs to Ptilodus'
  • 'Ptilodus sinclairi belongs to Ptilodus'
  • 'Spanoxyodon belongs to Arctocyonidae'
  • 'Spanoxyodon latrunculus belongs to Spanoxyodon'
  • 'Stilpnodon belongs to Gypsonictopidae'
  • 'Stilpnodon simplicidens belongs to Stilpnodon'
  • 'Tetraclaenodon belongs to Phenacodontidae'
  • 'Tetraclaenodon is a subjective synonym of Euprotogonia' according to Matthew 1897
  • 'Tetraclaenodon superior belongs to Tetraclaenodon'