Opinions from R. S. Lull 1953
- 'Amblonyx is a subjective synonym of Sauropus'
- 'Amblonyx giganteus is recombined as Eubrontes platypus'
- 'Ammosauridae belongs to Coelurosauria'
- 'Ammosaurus belongs to Ammosauridae'
- 'Anchisauridae belongs to Prosauropoda'
- 'Anchisauripodidae belongs to Coelurosauria'
- 'Anchisauripus belongs to Anchisauripodidae'
- 'Anchisauripus hitchcocki belongs to Anchisauripus'
- 'Anchisaurus belongs to Anchisauridae'
- 'Anchisaurus colurus is recombined as Yaleosaurus colurus'
- 'Anchisaurus major is recombined as Ammosaurus major'
- 'Anchisaurus solus belongs to Anchisaurus'
- 'Anomoepodidae belongs to Ornithopoda'
- 'Anomoepus belongs to Anomoepodidae'
- 'Anomoepus cuneatus belongs to Anomoepus'
- 'Anomoepus intermedius belongs to Anomoepus'
- 'Anomoepus isodactylus belongs to Anomoepus'
- 'Anomoepus minimus belongs to Anomoepus'
- 'Anomoepus scambus belongs to Anomoepus'
- 'Apatichnus belongs to Anomoepodidae'
- 'Apatichnus circumagens belongs to Apatichnus'
- 'Apatichnus crassus is recombined as Anomoepus crassus'
- 'Apatichnus curvatus is recombined as Anomoepus curvatus'
- 'Argoides belongs to Reptilia'
- 'Batrachopus belongs to Reptilia'
- 'Brontozoum is a subjective synonym of Eubrontes'
- 'Brontozoum approximatum is recombined as Eubrontes approximatus'
- 'Brontozoum divaricatum is recombined as Eubrontes divaricatus'
- 'Brontozoum exsertum is recombined as Anchisauripus exsertus' according to R. S. Lull 1904
- 'Brontozoum exsertum is recombined as Anchisauripus exsertus'
- 'Brontozoum tuberatum is recombined as Eubrontes tuberatus'
- 'Brontozoum tuberatum is recombined as Eubrontes tuberatus' according to R. S. Lull 1915
- 'Carnosauria belongs to Theropoda'
- 'Chimaera is replaced by Chimaerichnus' according to C. H. Hitchcock 1871
- 'Chimaera is a subjective synonym of Sauropus'
- 'Chimaerichnus is a subjective synonym of Sauropus'
- 'Clepsysaurus belongs to Phytosauria'
- 'Coelurosauria belongs to Theropoda'
- 'Eubrontes belongs to Eubrontidae'
- 'Eubrontidae belongs to Carnosauria'
- 'Fulicopus is a subjective synonym of Sauropus'
- 'Gigadipus is corrected as Gigandipus and belongs to Gigandipodidae'
- 'Gigadipus caudatus is recombined as Gigandipus caudatus'
- 'Gigandipodidae belongs to Carnosauria'
- 'Gigantitherium minus is recombined as Apatichnus minor'
- 'Gigantitherium minus is recombined as Apatichnus minus' according to R. S. Lull 1904
- 'Gigantitherium minus belongs to Gigantitherium' according to E. Hitchcock 1858
- 'Grallator belongs to Grallatoridae'
- 'Grallator cuneatus belongs to Grallator'
- 'Grallator cuneatus belongs to Grallator' according to E. Hitchcock 1858
- 'Grallator cursorius belongs to Grallator'
- 'Grallator formosus belongs to Grallator'
- 'Grallator tenuis belongs to Grallator'
- 'Grallator tenuis belongs to Grallator' according to E. Hitchcock 1858
- 'Grallatoridae belongs to Coelurosauria'
- 'Hyphepus belongs to Gigandipodidae'
- 'Hyphepus fieldi belongs to Hyphepus' according to E. Hitchcock 1858
- 'Hyphepus fieldi belongs to Hyphepus'
- 'Leptonyx is replaced by Stenonyx' according to R. S. Lull 1904
- 'Leptonyx lateralis is recombined as Stenonyx lateralis'
- 'Megadactylus polyzelus is recombined as Anchisaurus polyzelus'
- 'Ornithichnites giganteus is recombined as Eubrontes giganteus'
- 'Ornithichnites gracilis is recombined as Grallator gracilis'
- 'Ornithichnites minusculus is recombined as Anchisauripus minusculus'
- 'Ornithichnites parallelus is recombined as Anchisauripus parallelus'
- 'Ornithichnites parallelus is recombined as Grallator parallelus' according to E. Hitchcock 1865
- 'Ornithichnites tuberosus is recombined as Anchisauripus tuberosus'
- 'Ornithoidichnites gracillimus is recombined as Anomoepus gracillimus'
- 'Ornithoidichnites gracillimus is recombined as Grallator gracillimus' according to E. Hitchcock 1858
- 'Ornithoidichnites lyellii is a subjective synonym of Sauropus barrattii'
- 'Ornithoidichnites lyellii is recombined as Amblonyx lyellianus' according to E. Hitchcock 1858
- 'Ornithoidichnites sillimani is recombined as Anchisauripus sillimani'
- 'Ornithoidichnites sillimani belongs to Ornithoidichnites' according to E. Hitchcock 1843
- 'Otouphepus belongs to Anchisauripodidae'
- 'Otouphepus magnificus belongs to Otouphepus'
- 'Otouphepus minor belongs to Otouphepus'
- 'Otozoum belongs to Prosauropoda'
- 'Otozoum caudatum belongs to Otozoum'
- 'Otozoum minus belongs to Otozoum'
- 'Otozoum minus belongs to Otozoum' according to R. S. Lull 1915
- 'Otozoum moodii belongs to Otozoum'
- 'Plesiornis belongs to Selenichnidae'
- 'Plesiornis aequalipes is a subjective synonym of Argoides minimus'
- 'Plesiornis aequalipes belongs to Plesiornis' according to E. Hitchcock 1858
- 'Plesiornis giganteus is a subjective synonym of Anchisauripus minusculus'
- 'Plesiornis mirabilis belongs to Plesiornis'
- 'Plesiornis pilulatus belongs to Plesiornis'
- 'Plesiornis pilulatus belongs to Plesiornis' according to E. Hitchcock 1858
- 'Plesiornis quadrupes is a subjective synonym of Anomoepus intermedius'
- 'Plesiornis quadrupes belongs to Plesiornis' according to E. Hitchcock 1858
- 'Podokesauridae belongs to Coelurosauria'
- 'Podokesaurus belongs to Podokesauridae'
- 'Podokesaurus holyokensis belongs to Podokesaurus'
- 'Prosauropoda belongs to Theropoda'
- 'Sauroidichnites barrattii is recombined as Sauropus barrattii'
- 'Sauroidichnites barrattii is recombined as Chimaera barrattii' according to E. Hitchcock 1858
- 'Sauroidichnites deweyi is recombined as Batrachopus deweyi'
- 'Sauroidichnites deweyi is recombined as Batrachopus deweyi' according to R. S. Lull 1904
- 'Sauropus belongs to Anomoepodidae'
- 'Selenichnidae belongs to Coelurosauria'
- 'Selenichnus belongs to Selenichnidae'
- 'Selenichnus breviusculus belongs to Selenichnus'
- 'Selenichnus breviusculus belongs to Selenichnus' according to E. Hitchcock 1858
- 'Selenichnus falcatus belongs to Selenichnus'
- 'Selenichnus falcatus belongs to Selenichnus' according to E. Hitchcock 1858
- 'Stenonyx belongs to Grallatoridae'
- 'Theropoda belongs to Saurischia'
- 'Triaenopus belongs to Reptilia'
- 'Yaleosaurus belongs to Anchisauridae'