Opinions from T. H. Patton 1969

  • 'Alticamelus is a subjective synonym of Aepycamelus'
  • 'Australocamelus belongs to Camelidae'
  • 'Australocamelus orarius belongs to Australocamelus'
  • 'Blastomeryx vigoratus is a nomen dubium'
  • 'Blastomeryx wellsi is recombined as Longirostromeryx wellsi'
  • 'Dromomeryx angustidens is a subjective synonym of Prosynthetoceras texanus'
  • 'Dromomeryx texanus is recombined as Prosynthetoceras texanus'
  • 'Floridatragulus barbouri belongs to Floridatragulus'
  • 'Floridatragulus hesperus belongs to Floridatragulus'
  • 'Floridatragulus nanus belongs to Floridatragulus'
  • 'Floridatragulus texanus belongs to Floridatragulus'
  • 'Lambdoceras is a subjective synonym of Prosynthetoceras'
  • 'Lambdoceras hessei is recombined as Prosynthetoceras hessei'
  • 'Lambdoceras hessei belongs to Lambdoceras' according to Stirton 1967
  • 'Longirostromeryx merriami is a subjective synonym of Longirostromeryx wellsi'
  • 'Longirostromeryx novomexicanus is a nomen dubium'
  • 'Megatylopus primaevus belongs to Megatylopus'
  • 'Merycodus grandis is a subjective synonym of Prosynthetoceras texanus'
  • 'Nothokemas hidalgensis belongs to Nothokemas'
  • 'Nothotylopus belongs to Camelidae'
  • 'Nothotylopus camptognathus belongs to Nothotylopus'
  • 'Oxydactylus floridanus is recombined as Nothokemas floridanus'
  • 'Paratylopus grandis is a subjective synonym of Nothokemas floridanus'
  • 'Pliauchenia (Megatylopus) was reranked as Megatylopus and belongs to Camelidae'
  • 'Pliauchenia (Megatylopus) gigas is recombined as Megatylopus gigas'
  • 'Procamelus benedentatus is recombined as Oxydactylus benedentatus'
  • 'Procamelus concerptus is a subjective synonym of Oxydactylus benedentatus'
  • 'Protolabis francisi is a subjective synonym of Oxydactylus benedentatus'
  • 'Protolabis notiochorinos belongs to Protolabis'
  • 'Syndyoceras australis is a subjective synonym of Prosynthetoceras texanus'
  • 'Synthetoceras (Prosynthetoceras) douglasi is a subjective synonym of Prosynthetoceras texanus'
  • 'Synthetoceras rileyi is a subjective synonym of Prosynthetoceras texanus'