Opinions from W. D. Matthew 1918

  • 'Anaptomorphus minimus is a subjective synonym of Nyctitherium celatum'
  • 'Anaptomorphus minimus belongs to Anaptomorphus' according to Loomis 1906
  • 'Creotarsus belongs to Creotarsidae'
  • 'Creotarsus lepidus belongs to Creotarsus'
  • 'Deltatherium absarokae is recombined as Didelphodus absarokae'
  • 'Deltatherium absarokae is recombined as Didelphodus absarokae' according to Cope 1882
  • 'Diacodon celatus is recombined as Nyctitherium celatum'
  • 'Diacodon puercensis belongs to Diacodon'
  • 'Entomolestes nitens belongs to Entomolestes'
  • 'Ictidops is a subjective synonym of Ictops'
  • 'Ictidops belongs to ' according to Winge 1917
  • 'Mysops kalicola belongs to Mysops'
  • 'Palaeanodon belongs to Metacheiromyidae'
  • 'Palaeanodon ignavus belongs to Palaeanodon'
  • 'Palaeanodon parvulus belongs to Palaeanodon'
  • 'Palaeictidops is a subjective synonym of Palaeictops'
  • 'Palaeictidops belongs to ' according to Winge 1917
  • 'Palaeictops is a subjective synonym of Diacodon'
  • 'Palaeictops belongs to Leptictidae' according to Matthew 1899
  • 'Palaeosinopa lutreola belongs to Palaeosinopa'
  • 'Paramys bicuspis is a subjective synonym of Paramys copei'
  • 'Paramys bicuspis belongs to Paramys' according to Loomis 1907
  • 'Paramys primaevus is a subjective synonym of Paramys copei'
  • 'Paramys primaevus belongs to Paramys' according to Loomis 1907
  • 'Paramys quadratus is a subjective synonym of Paramys major'
  • 'Paramys quadratus belongs to Paramys' according to Loomis 1907
  • 'Plagiomene belongs to Plagiomenidae'
  • 'Plagiomene multicuspis belongs to Plagiomene'
  • 'Plesiarctomys buccatus is recombined as Paramys buccatus'
  • 'Prototomus insidiosus is recombined as Apheliscus insidiosus'
  • 'Prototomus insidiosus belongs to Prototomus' according to Cope 1874
  • 'Stypolophus bicuspis is recombined as Diacodon bicuspis'