Opinions from R. Chapman and M. K. Brett-Surman 1990

  • 'Anatosaurus is a subjective synonym of Edmontosaurus'
  • 'Anatosaurus copei is recombined as Anatotitan copei' according to M. K. Brett-Surman 1990
  • 'Aralosaurus belongs to Hadrosaurinae'
  • 'Bactrosaurus belongs to Lambeosaurinae'
  • 'Barsboldia belongs to Lambeosaurinae'
  • 'Brachylophosaurus belongs to Hadrosaurinae'
  • 'Cinodon is corrected as Cionodon and belongs to Hadrosauridae'
  • 'Corythosaurus belongs to Lambeosaurinae'
  • 'Edmontosaurus belongs to Hadrosaurinae'
  • 'Gilmoreosaurus belongs to Hadrosaurinae'
  • 'Gryposaurus is a subjective synonym of Hadrosaurus'
  • 'Hadrosaurus belongs to Hadrosaurinae'
  • 'Hypacrosaurus belongs to Lambeosaurinae'
  • 'Jaxartosaurus belongs to Lambeosaurinae'
  • 'Kritosaurus is a subjective synonym of Hadrosaurus'
  • 'Lambeosaurus belongs to Lambeosaurinae'
  • 'Lophorhothon belongs to Hadrosaurinae'
  • 'Maiasaura belongs to Hadrosaurinae'
  • 'Mandschurosaurus belongs to Hadrosauridae'
  • 'Microhadrosaurus belongs to Hadrosauridae'
  • 'Nipponosaurus belongs to Lambeosaurinae'
  • 'Ornithotarsus belongs to Hadrosauridae'
  • 'Orthomerus is a subjective synonym of Telmatosaurus'
  • 'Parasaurolophus belongs to Lambeosaurinae'
  • 'Pneumatoarthrus belongs to Hadrosauridae'
  • 'Prosaurolophus belongs to Hadrosaurinae'
  • 'Saurolophus belongs to Hadrosaurinae'
  • 'Secernosaurus belongs to Hadrosaurinae'
  • 'Shantungosaurus belongs to Hadrosaurinae'
  • 'Tanius belongs to Hadrosaurinae'
  • 'Telmatosaurus belongs to Hadrosaurinae'
  • 'Tsintaosaurus belongs to Lambeosaurinae'