Opinions from M. J. Benton 1990
- 'Abrictosaurus belongs to Heterodontosauridae'
- 'Anchisaurus belongs to Sauropodomorpha'
- 'Ankylopollexia belongs to Iguanodontia'
- 'Ankylosauria belongs to Eurypoda'
- 'Archosauria belongs to Archosauromorpha'
- 'Archosaurus belongs to Proterosuchidae'
- 'Aves belongs to Maniraptora'
- 'Barapasaurus belongs to Sauropoda'
- 'Brachiosauridae belongs to Sauropoda'
- 'Camarasauridae belongs to Sauropoda'
- 'Camptosaurus belongs to Ankylopollexia'
- 'Carnosauria belongs to Tetanurae'
- 'Cerapoda belongs to Genasauria'
- 'Cerastosauria was reranked as the unranked clade Ceratosauria and belongs to Theropoda'
- 'Ceratopsia belongs to Marginocephalia'
- 'Ceratosaurus belongs to Ceratosauria'
- 'Chanaresuchus belongs to Proterochampsidae'
- 'Coelophysis belongs to Ceratosauria'
- 'Coelurosauria belongs to Tetanurae'
- 'Crocodylotarsi belongs to Archosauria'
- 'Dilophosaurus belongs to Ceratosauria'
- 'Dinosauria was reranked as a unranked clade and belongs to Ornithodira'
- 'Diplodocidae belongs to Sauropoda'
- 'Dromaeosauridae belongs to Maniraptora'
- 'Dryosauridae belongs to Iguanodontia'
- 'Efraasia belongs to Sauropodomorpha'
- 'Elmisauridae belongs to Maniraptora'
- 'Erythrosuchidae belongs to Archosauria'
- 'Erythrosuchus belongs to Erythrosuchidae'
- 'Euornithopoda belongs to Ornithopoda'
- 'Euparkeria belongs to Archosauria'
- 'Eurypoda belongs to Thyreophora'
- 'Fabrosauridae belongs to Ornithischia'
- 'Genasauria belongs to Ornithischia'
- 'Hadrosauridae belongs to Styracosterna'
- 'Herrerasauridae belongs to Dinosauria'
- 'Heterodontosauridae belongs to Ornithopoda'
- 'Heterodontosaurus belongs to Heterodontosauridae'
- 'Hypsilophodon belongs to Hypsilophodontidae'
- 'Hypsilophodontidae belongs to Euornithopoda'
- 'Iguanodontia belongs to Euornithopoda'
- 'Iguanodontidae belongs to Styracosterna'
- 'Lagosuchus belongs to Ornithodira'
- 'Lesothosaurus belongs to Fabrosauridae'
- 'Lycorhinus belongs to Heterodontosauridae'
- 'Maniraptora belongs to Coelurosauria'
- 'Marginocephalia belongs to Cerapoda'
- 'Massospondylus belongs to Sauropodomorpha'
- 'Melanorosaurus belongs to Sauropodomorpha'
- 'Ornithischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Ornithodira belongs to Ornithosuchia'
- 'Ornithomimosauria belongs to Coelurosauria'
- 'Ornithopoda belongs to Cerapoda'
- 'Ornithosuchia belongs to Archosauria'
- 'Ornithosuchidae belongs to Ornithosuchia'
- 'Ornithosuchus belongs to Ornithosuchidae'
- 'Othnielia belongs to Hypsilophodontidae'
- 'Pachycephalosauria belongs to Marginocephalia'
- 'Pisanosaurus belongs to Ornithischia'
- 'Plateosaurus belongs to Sauropodomorpha'
- 'Probactrosaurus belongs to Styracosterna'
- 'Prolacertiformes belongs to Archosauromorpha'
- 'Proterochampsidae belongs to Archosauria'
- 'Proterosuchidae belongs to Archosauria'
- 'Proterosuchus belongs to Proterosuchidae'
- 'Pterosauria belongs to Ornithodira'
- 'Rhynchosauria belongs to Archosauromorpha'
- 'Riojasaurus belongs to Sauropodomorpha'
- 'Riojasuchus belongs to Ornithosuchidae'
- 'Saurischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Sauropoda belongs to Sauropodomorpha'
- 'Sauropodomorpha was reranked as a unranked clade and belongs to Saurischia'
- 'Scelidosaurus belongs to Thyreophora'
- 'Scutellosaurus belongs to Thyreophora'
- 'Segnosauria belongs to Saurischia'
- 'Segnosaurus belongs to Segnosauria'
- 'Staurikosaurus belongs to Dinosauria'
- 'Stegosauria belongs to Eurypoda'
- 'Styracosterna belongs to Ankylopollexia'
- 'Syntarsus belongs to Ceratosauria'
- 'Tetanurae belongs to Theropoda'
- 'Thecodontosaurus belongs to Sauropodomorpha'
- 'Theropoda was reranked as a unranked clade and belongs to Saurischia'
- 'Thyreophora belongs to Genasauria'
- 'Titanosauridae belongs to Sauropoda'
- 'Trilophosaurus belongs to Archosauromorpha'
- 'Troodontidae belongs to Maniraptora'
- 'Venaticosuchus belongs to Ornithosuchidae'
- 'Vulcanodon belongs to Sauropoda'
- 'Yandusaurus belongs to Hypsilophodontidae'
- 'Zephyrosaurus belongs to Hypsilophodontidae'