Opinions from D. B. Weishampel and J. R. Horner 1990

  • 'Agathaumas milo is a subjective synonym of Edmontosaurus regalis'
  • 'Aralosaurus belongs to Hadrosaurinae'
  • 'Aralosaurus tuberiferus belongs to Aralosaurus'
  • 'Arstanosaurus is a nomen dubium'
  • 'Arstanosaurus akkurganensis is a nomen dubium'
  • 'Bactrosaurus belongs to Lambeosaurinae'
  • 'Bactrosaurus johnsoni belongs to Bactrosaurus'
  • 'Bactrosaurus prynadai is a nomen dubium'
  • 'Barsboldia belongs to Lambeosaurinae'
  • 'Barsboldia sicinskii belongs to Barsboldia'
  • 'Brachylophosaurus belongs to Hadrosaurinae'
  • 'Brachylophosaurus canadensis belongs to Brachylophosaurus'
  • 'Brachylophosaurus goodwini belongs to Brachylophosaurus'
  • 'Cheneosaurus tolmanensis is a subjective synonym of Hypacrosaurus altispinus'
  • 'Cionodon is a nomen dubium'
  • 'Cionodon arctatus is a nomen dubium'
  • 'Cionodon kysylkumense is a nomen dubium'
  • 'Cionodon stenopsis is a nomen dubium'
  • 'Claorhynchus is a nomen dubium'
  • 'Claorhynchus trihedrus is a nomen dubium'
  • 'Claosaurus belongs to Hadrosauridae'
  • 'Claosaurus affinis is a nomen dubium'
  • 'Claosaurus annectens is recombined as Edmontosaurus annectens'
  • 'Corythosaurus belongs to Lambeosaurinae'
  • 'Corythosaurus bicristatus is a subjective synonym of Corythosaurus casuarius'
  • 'Corythosaurus brevicristatus is a subjective synonym of Corythosaurus casuarius'
  • 'Corythosaurus casuarius belongs to Corythosaurus'
  • 'Corythosaurus excavatus is a subjective synonym of Corythosaurus casuarius'
  • 'Corythosaurus frontalis is a subjective synonym of Lambeosaurus lambei'
  • 'Diclonius is a nomen dubium'
  • 'Diclonius calamarius is a nomen dubium'
  • 'Diclonius pentagonus is a nomen dubium'
  • 'Diclonius perangulatus is a nomen dubium'
  • 'Didanodon is a subjective synonym of Lambeosaurus'
  • 'Dysganus encaustus is a nomen dubium'
  • 'Edmontosaurus belongs to Hadrosaurinae'
  • 'Edmontosaurus regalis belongs to Edmontosaurus'
  • 'Gilmoreosaurus belongs to Hadrosauridae'
  • 'Gryposaurus belongs to Hadrosaurinae'
  • 'Gryposaurus notabilis belongs to Gryposaurus'
  • 'Hadrosaurinae belongs to Hadrosauridae'
  • 'Hadrosaurus belongs to Hadrosaurinae'
  • 'Hadrosaurus agilis is recombined as Claosaurus agilis'
  • 'Hadrosaurus breviceps is a nomen dubium'
  • 'Hadrosaurus cavatus is a nomen dubium'
  • 'Hadrosaurus foulkii belongs to Hadrosaurus'
  • 'Hadrosaurus minor is a nomen dubium'
  • 'Hadrosaurus paucidens is a nomen dubium'
  • 'Hecatasaurus is a subjective synonym of Telmatosaurus'
  • 'Hypacrosaurus belongs to Lambeosaurinae'
  • 'Hypacrosaurus altispinus belongs to Hypacrosaurus'
  • 'Hypsibema is a nomen dubium'
  • 'Hypsibema crassicauda is a nomen dubium'
  • 'Iguanodon hilli is a nomen dubium'
  • 'Jaxartosaurus belongs to Lambeosaurinae'
  • 'Jaxartosaurus aralensis belongs to Jaxartosaurus'
  • 'Jaxartosaurus fuyunensis is a nomen dubium'
  • 'Kritosaurus navajovius belongs to Kritosaurus'
  • 'Lambeosaurinae belongs to Hadrosauridae'
  • 'Lambeosaurus belongs to Lambeosaurinae'
  • 'Lambeosaurus clavinitialis is a subjective synonym of Lambeosaurus lambei'
  • 'Lambeosaurus lambei belongs to Lambeosaurus'
  • 'Lambeosaurus laticaudus belongs to Lambeosaurus'
  • 'Lambeosaurus magnicristatum is corrected as Lambeosaurus magnicristatus and belongs to Lambeosaurus'
  • 'Limnosaurus is replaced by Telmatosaurus'
  • 'Limnosaurus transsylvanicus is recombined as Telmatosaurus transsylvanicus'
  • 'Lophorhothon belongs to Hadrosaurinae'
  • 'Lophorhothon atopus belongs to Lophorhothon'
  • 'Maiasaura belongs to Hadrosaurinae'
  • 'Maiasaura peeblesorum belongs to Maiasaura'
  • 'Mandschurosaurus is a nomen dubium'
  • 'Mandschurosaurus laosensis is a nomen dubium'
  • 'Mandschurosaurus mongoliensis is recombined as Gilmoreosaurus mongoliensis'
  • 'Microhadrosaurus is a nomen dubium'
  • 'Microhadrosaurus nanshiungensis is a nomen dubium'
  • 'Neosaurus missouriensis is a nomen dubium'
  • 'Nipponosaurus belongs to Lambeosaurinae'
  • 'Nipponosaurus sachalinensis belongs to Nipponosaurus'
  • 'Ornithotarsus is a subjective synonym of Hadrosaurus'
  • 'Ornithotarsus immanis is a subjective synonym of Hadrosaurus foulkii'
  • 'Orthomerus is a nomen dubium'
  • 'Orthomerus dolloi is a nomen dubium'
  • 'Orthomerus weberi is a nomen dubium'
  • 'Parasaurolophus belongs to Lambeosaurinae'
  • 'Parasaurolophus cyrtocristatus belongs to Parasaurolophus'
  • 'Parasaurolophus tubicen belongs to Parasaurolophus'
  • 'Parasaurolophus walkeri belongs to Parasaurolophus'
  • 'Parrosaurus is a nomen dubium'
  • 'Procheneosaurus convincens is a subjective synonym of Jaxartosaurus aralensis'
  • 'Prosaurolophus belongs to Hadrosaurinae'
  • 'Prosaurolophus maximus belongs to Prosaurolophus'
  • 'Pteropelyx is a nomen dubium'
  • 'Pteropelyx grallipes is a nomen dubium'
  • 'Sanpasaurus is a nomen dubium'
  • 'Sanpasaurus yaoi is a nomen dubium'
  • 'Saurolophus belongs to Hadrosaurinae'
  • 'Saurolophus angustirostris belongs to Saurolophus'
  • 'Saurolophus kryschtofovici is a nomen dubium'
  • 'Saurolophus osborni belongs to Saurolophus'
  • 'Secernosaurus belongs to Hadrosauridae'
  • 'Secernosaurus koerneri belongs to Secernosaurus'
  • 'Shantungosaurus belongs to Hadrosaurinae'
  • 'Shantungosaurus giganteus belongs to Shantungosaurus'
  • 'Corythosaurus intermedius is a subjective synonym of Corythosaurus casuarius'
  • 'Tanius belongs to Hadrosauridae'
  • 'Tanius chingkankouensis is a subjective synonym of Tanius sinensis'
  • 'Tanius laiyangensis is a subjective synonym of Tsintaosaurus spinorhinus'
  • 'Tanius sinensis belongs to Tanius'
  • 'Telmatosaurus belongs to Hadrosauridae'
  • 'Tetragonosaurus cranibrevis is a subjective synonym of Corythosaurus casuarius'
  • 'Tetragonosaurus erectofrons is a subjective synonym of Corythosaurus casuarius'
  • 'Tetragonosaurus praeceps is a subjective synonym of Lambeosaurus lambei'
  • 'Thespesius is a nomen dubium'
  • 'Thespesius edmontonensis is a subjective synonym of Edmontosaurus annectens'
  • 'Thespesius occidentalis is a nomen dubium'
  • 'Thespesius saskatchewanensis is recombined as Edmontosaurus saskatchewanensis'
  • 'Trachodon is a nomen dubium'
  • 'Trachodon altidens is a nomen dubium'
  • 'Trachodon marginatus is a nomen dubium'
  • 'Trachodon selwyni is a nomen dubium'
  • 'Trachodon amurense is a nomen dubium'
  • 'Trachodon cantabrigiensis is a nomen dubium'
  • 'Trachodon mirabilis is a nomen dubium'
  • 'Tsintaosaurus belongs to Hadrosauridae'
  • 'Tsintaosaurus spinorhinus belongs to Tsintaosaurus'