Opinions from J. R. Macdonald 1963

  • 'Allomys harkseni belongs to Allomys'
  • 'Anchippus is a subjective synonym of Parahippus'
  • 'Anchippus texanus is recombined as Parahippus texanus'
  • 'Anchitherium brachylophus is a subjective synonym of Miohippus equiceps'
  • 'Anchitherium equiceps is recombined as Miohippus equiceps'
  • 'Ancodon leptodus is recombined as Arretotherium leptodus'
  • 'Blastomeryx advena belongs to Blastomeryx'
  • 'Canis lemur is recombined as Nothocyon lemur'
  • 'Canis lemur is recombined as Nothocyon lemur' according to Hall and Martin 1930
  • 'Canis lemur is recombined as Nothocyon lemur' according to Thorpe 1922
  • 'Capacikala belongs to Castoridae'
  • 'Capatanka belongs to Castoridae'
  • 'Capatanka cankpeopi belongs to Capatanka'
  • 'Cyclopidius emydinus is a subjective synonym of Cyclopidius simus'
  • 'Cynodesmus cooki belongs to Cynodesmus'
  • 'Cynodesmus thomsoni is recombined as Tomarctus thomsoni'
  • 'Diceratherium gregorii belongs to Diceratherium'
  • 'Domnina greeni belongs to Domnina'
  • 'Domninoides evelynae belongs to Domninoides'
  • 'Ekgmoiteptecela belongs to '
  • 'Ekgmoiteptecela olsontau belongs to Ekgmoiteptecela'
  • 'Ekgmowechashala belongs to Omomyidae'
  • 'Ekgmowechashala philotau belongs to Ekgmowechashala'
  • 'Entoptychus curtus is recombined as Gregorymys curtus'
  • 'Entoptychus formosus is recombined as Gregorymys formosus'
  • 'Euhapsis gaulodon is a subjective synonym of Capatanka brachyceps'
  • 'Eumys blacki belongs to Eumys'
  • 'Eumys woodi belongs to Eumys'
  • 'Florentiamys agnewi belongs to Florentiamys'
  • 'Galecynus latidens is recombined as Nothocyon latidens'
  • 'Galecynus latidens is recombined as Nothocyon latidens' according to Hall and Martin 1930
  • 'Galecynus latidens is recombined as Nothocyon latidens' according to Thorpe 1922
  • 'Gentilicamelus wyomingensis is recombined as Oxydactylus wyomingensis'
  • 'Gentilicamelus wyomingensis is a subjective synonym of Oxydactylus campestris' according to Stevens 1977
  • 'Gentilicamelus wyomingensis belongs to Gentilicamelus' according to Loomis 1936
  • 'Grangerimus dakotensis belongs to Grangerimus'
  • 'Hitonkala belongs to Florentiamyidae'
  • 'Hitonkala andersontau belongs to Hitonkala'
  • 'Hoplophoneus belli belongs to Hoplophoneus'
  • 'Hyaenocyon sectorius is recombined as Enhydrocyon sectorius'
  • 'Hypertragulus ordinatus is recombined as Nanotragulus ordinatus'
  • 'Hypolagus primitivus is recombined as Megalagus primitivus'
  • 'Hypselochoerus is a subjective synonym of Desmatochoerus'
  • 'Lepus macrocephalus is recombined as Archaeolagus macrocephalus'
  • 'Lepus primigenius is recombined as Archaeolagus primigenius'
  • 'Machaerodus brachyops is recombined as Nimravus brachyops'
  • 'Machaerodus cerebralis belongs to Machaerodus'
  • 'Machaerodus cerebralis belongs to Machaerodus' according to Cope 1880
  • 'Merychyus delicatus is a subjective synonym of Merychyus minimus'
  • 'Mesocyon geringensis is recombined as Sunkahetanka geringensis'
  • 'Mesocyon hortulirosae is a subjective synonym of Mesocyon robustus'
  • 'Mesocyon hortulirosae belongs to Mesocyon' according to Schlaikjer 1935
  • 'Mesohippus acutidens is a subjective synonym of Miohippus equiceps'
  • 'Neocynodesmus belongs to Canidae'
  • 'Nothocyon gregorii is recombined as Hesperocyon gregorii'
  • 'Nothocyon leptodus is recombined as Hesperocyon leptodus'
  • 'Nothocyon leptodus belongs to Nothocyon' according to Schlaikjer 1935
  • 'Nothocyon roii belongs to Nothocyon'
  • 'Nothocyon vulpinus is recombined as Cynodesmus vulpinus'
  • 'Ocajila belongs to Erinaceidae'
  • 'Ocajila makpiyahe belongs to Ocajila'
  • 'Oligobunis gemmarosae is recombined as Promartes gemmarosae'
  • 'Oligobunis lepidus is recombined as Promartes lepidus'
  • 'Pachycynodon delicatus is recombined as Neocynodesmus delicatus'
  • 'Pachycynodon harlowi is recombined as Nothocyon harlowi'
  • 'Palaeocastor milleri is recombined as Capacikala milleri'
  • 'Palaeogale dorothiae belongs to Palaeogale'
  • 'Parahippus pristinus belongs to Parahippus'
  • 'Peratherium spindleri belongs to Peratherium'
  • 'Pleurolicus clasoni belongs to Pleurolicus'
  • 'Proheteromys bumpi belongs to Proheteromys'
  • 'Proheteromys fedti belongs to Proheteromys'
  • 'Proheteromys gremmelsi belongs to Proheteromys'
  • 'Proheteromys ironcloudi belongs to Proheteromys'
  • 'Promerycochoerus (Desmatochoerus) curvidens is recombined as Desmatochoerus curvidens'
  • 'Promerycochoerus gregoryi is a subjective synonym of Desmatochoerus curvidens'
  • 'Promerycochoerus pygmyus is a subjective synonym of Promerycochoerus minor'
  • 'Prosciurus dawsonae belongs to Prosciurus'
  • 'Steneofiber gradatus is recombined as Capacikala gradatus'
  • 'Steneofiber sciuroides is recombined as Capacikala sciuroides'
  • 'Sunkahetanka belongs to Canidae'
  • 'Sunkahetanka pahinsintewakpa belongs to Sunkahetanka'
  • 'Temnocyon venator belongs to Temnocyon'
  • 'Temnocyon venator belongs to Temnocyon' according to Olsen 1958
  • 'Temnocyon wallovianus belongs to Temnocyon'