Opinions from P. Godefroit et al. 2004
- 'Amurosaurus belongs to Lambeosaurinae'
- 'Amurosaurus riabinini belongs to Amurosaurus'
- 'Anatotitan belongs to Hadrosaurinae'
- 'Aralosaurus belongs to Lambeosaurinae'
- 'Aralosaurus tuberiferus belongs to Aralosaurus'
- 'Bactrosaurus belongs to Hadrosauroidea'
- 'Bactrosaurus johnsoni belongs to Bactrosaurus'
- 'Bactrosaurus prynadai is a nomen dubium'
- 'Brachylophosaurus belongs to Hadrosaurinae'
- 'Charonosaurus belongs to Lambeosaurinae'
- 'Charonosaurus jiayinensis belongs to Charonosaurus'
- 'Claosaurus annectens is recombined as Edmontosaurus annectens'
- 'Corythosaurus belongs to Lambeosaurinae'
- 'Edmontosaurus belongs to Hadrosaurinae'
- 'Eolambia belongs to Hadrosauroidea'
- 'Equijubus belongs to Hadrosauroidea'
- 'Gilmoreosaurus belongs to Hadrosauroidea'
- 'Gryposaurus belongs to Hadrosaurinae'
- 'Hadrosauridae belongs to Hadrosauroidea'
- 'Hadrosaurinae belongs to Hadrosauridae'
- 'Hadrosauroidea belongs to Hadrosauriformes'
- 'Hypacrosaurus belongs to Lambeosaurinae'
- 'Jaxartosaurus belongs to Lambeosaurinae'
- 'Kerberosaurus belongs to Hadrosaurinae'
- 'Kerberosaurus manakini belongs to Kerberosaurus'
- 'Lambeosaurinae belongs to Hadrosauridae'
- 'Lambeosaurus belongs to Lambeosaurinae'
- 'Lophorhothon belongs to Hadrosaurinae'
- 'Lophorhothon atopus belongs to Lophorhothon'
- 'Maiasaura belongs to Hadrosaurinae'
- 'Mandschurosaurus mongoliensis is recombined as Gilmoreosaurus mongoliensis'
- 'Olorotitan belongs to Lambeosaurinae'
- 'Olorotitan arharensis belongs to Olorotitan'
- 'Parasaurolophus belongs to Lambeosaurinae'
- 'Probactrosaurus belongs to Hadrosauroidea'
- 'Prosaurolophus belongs to Hadrosaurinae'
- 'Protohadros belongs to Hadrosauroidea'
- 'Saurolophus belongs to Hadrosaurinae'
- 'Saurolophus angustirostris belongs to Saurolophus'
- 'Shantungosaurus belongs to Hadrosaurinae'
- 'Shantungosaurus giganteus belongs to Shantungosaurus'
- 'Tanius belongs to Hadrosaurinae'
- 'Tanius sinensis belongs to Tanius'
- 'Telmatosaurus belongs to Hadrosauroidea'
- 'Tsintaosaurus belongs to Lambeosaurinae'
- 'Tsintaosaurus spinorhinus belongs to Tsintaosaurus'