Opinions from J. A. Gauthier 1986
- 'Acrocanthosaurus belongs to Carnosauria'
- 'Acrocanthosaurus atokensis belongs to Acrocanthosaurus'
- 'Adasaurus belongs to Dromaeosauridae'
- 'Adasaurus mongoliensis belongs to Adasaurus'
- 'Albertosaurus belongs to Tyrannosauridae'
- 'Albertosaurus sarcophagus belongs to Albertosaurus'
- 'Alectrosaurus belongs to Carnosauria'
- 'Alectrosaurus olseni belongs to Alectrosaurus'
- 'Alioramus belongs to Carnosauria'
- 'Alioramus remotus belongs to Alioramus'
- 'Allosaurus belongs to Carnosauria'
- 'Allosaurus fragilis belongs to Allosaurus'
- 'Archaeopteryx belongs to Avialae'
- 'Archaeornithomimus belongs to Ornithomimidae'
- 'Aves belongs to Ornithurae'
- 'Avialae belongs to Maniraptora'
- 'Caenagnathidae belongs to Maniraptora'
- 'Caenagnathus belongs to Caenagnathidae'
- 'Caenagnathus collinsi belongs to Caenagnathus'
- 'Caenagnathus sternbergi belongs to Caenagnathus'
- 'Carnosauria was reranked as a infraorder and belongs to Tetanurae'
- 'Cerastosauria was reranked as the unranked clade Ceratosauria and belongs to Theropoda'
- 'Ceratosaurus belongs to Ceratosauria'
- 'Ceratosaurus nasicornis belongs to Ceratosaurus'
- 'Chirostenotes belongs to Elmisauridae'
- 'Chirostenotes pergracilis belongs to Chirostenotes'
- 'Coelophysis belongs to Ceratosauria'
- 'Coelurosauria was reranked as a unranked clade and belongs to Tetanurae'
- 'Coelurus bauri is recombined as Coelophysis bauri'
- 'Daspletosaurus belongs to Carnosauria'
- 'Daspletosaurus torosus belongs to Daspletosaurus'
- 'Deinocheiridae is a subjective synonym of Ornithomimidae'
- 'Deinocheirus belongs to Ornithomimidae'
- 'Deinocheirus mirificus belongs to Deinocheirus'
- 'Deinonychosauria belongs to Maniraptora'
- 'Deinonychus belongs to Dromaeosauridae'
- 'Deinonychus antirrhopus belongs to Deinonychus'
- 'Dilophosaurus belongs to Ceratosauria'
- 'Dinosauria was reranked as a unranked clade and belongs to Ornithodira'
- 'Dromaeosauridae belongs to Deinonychosauria'
- 'Dromaeosaurus belongs to Dromaeosauridae'
- 'Dromaeosaurus albertensis belongs to Dromaeosaurus'
- 'Dromiceiomimus belongs to Ornithomimidae'
- 'Dryptosaurus belongs to Carnosauria'
- 'Elaphrosaurus belongs to Ornithomimidae'
- 'Elaphrosaurus bambergi belongs to Elaphrosaurus'
- 'Elmisauridae belongs to Maniraptora'
- 'Elmisaurus belongs to Elmisauridae'
- 'Elmisaurus rarus belongs to Elmisaurus'
- 'Gallimimus belongs to Ornithomimidae'
- 'Gallimimus bullatus belongs to Gallimimus'
- 'Garudimimus belongs to Ornithomimidae'
- 'Garudimimus brevipes belongs to Garudimimus'
- 'Gorgosaurus lancensis is recombined as Albertosaurus lancensis'
- 'Gorgosaurus libratus is recombined as Albertosaurus libratus'
- 'Herrerasauridae belongs to Dinosauria'
- 'Ichthyornis belongs to Ornithurae'
- 'Indosaurus belongs to Carnosauria'
- 'Indosaurus matleyi belongs to Indosaurus'
- 'Indosuchus belongs to Carnosauria'
- 'Indosuchus raptorius belongs to Indosuchus'
- 'Ingenia belongs to Ornithomimidae'
- 'Laelaps aquilunguis is recombined as Dryptosaurus aquilunguis'
- 'Lagosuchus belongs to Ornithodira'
- 'Liliensternus belongs to Theropoda'
- 'Macrophalangia belongs to Elmisauridae'
- 'Macrophalangia canadensis belongs to Macrophalangia'
- 'Maniraptora belongs to Coelurosauria'
- 'Megalosaurus wetherilli is recombined as Dilophosaurus wetherilli'
- 'Neognathae belongs to Aves'
- 'Ornithischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Ornithodira belongs to Ornithosuchia'
- 'Ornithomimidae belongs to Coelurosauria'
- 'Ornithomimus belongs to Ornithomimidae'
- 'Ornithomimus altus is recombined as Struthiomimus altus'
- 'Ornithomimus asiaticus is recombined as Archaeornithomimus asiaticus'
- 'Ornithomimus edmontonicus [misspelled as Ornithomimus edmonticus] belongs to Ornithomimus'
- 'Ornithomimus sedens belongs to Ornithomimus'
- 'Ornithomimus velox belongs to Ornithomimus'
- 'Ornithosuchia belongs to Archosauria'
- 'Ornithurae was reranked as a unranked clade and belongs to Avialae'
- 'Oviraptor belongs to Caenagnathidae'
- 'Oviraptor philoceratops belongs to Oviraptor'
- 'Pectinodon is a subjective synonym of Troodon'
- 'Procompsognathus belongs to Theropoda'
- 'Pterosauria belongs to Ornithodira'
- 'Sarcosaurus belongs to Ceratosauria'
- 'Sarcosaurus woodi belongs to Sarcosaurus'
- 'Saurischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Sauropodomorpha was reranked as a unranked clade and belongs to Saurischia'
- 'Saurornithoides belongs to Troodontidae'
- 'Saurornithoides junior belongs to Saurornithoides'
- 'Saurornithoides mongoliensis belongs to Saurornithoides'
- 'Saurornithoididae is a subjective synonym of Troodontidae'
- 'Segisaurus belongs to Ceratosauria'
- 'Segisaurus halli belongs to Segisaurus'
- 'Stenonychosaurus is a subjective synonym of Troodon'
- 'Struthiomimus belongs to Ornithomimidae'
- 'Struthiomimus brevetertius is recombined as Dromiceiomimus brevitertius'
- 'Struthiomimus samueli belongs to Struthiomimus' according to W. A. Parks 1928
- 'Struthiomimus samueli is recombined as Dromiceiomimus samueli'
- 'Syntarsus belongs to Ceratosauria'
- 'Syntarsus rhodesiensis belongs to Syntarsus'
- 'Tarbosaurus belongs to Tyrannosauridae'
- 'Tetanurae belongs to Theropoda'
- 'Theropoda was reranked as a unranked clade and belongs to Saurischia'
- 'Troodon belongs to Troodontidae'
- 'Troodon formosus belongs to Troodon'
- 'Troodontidae belongs to Deinonychosauria'
- 'Tyrannosauridae belongs to Carnosauria'
- 'Tyrannosaurus belongs to Tyrannosauridae'
- 'Tyrannosaurus bataar is recombined as Tarbosaurus bataar'
- 'Tyrannosaurus rex belongs to Tyrannosaurus'
- 'Velociraptor belongs to Dromaeosauridae'
- 'Velociraptor mongoliensis belongs to Velociraptor'