Opinions from P. C. Sereno 1999
- 'Abelisauridae belongs to Ceratosauroidea'
- 'Allosauroidea belongs to Neotetanurae'
- 'Alvarezsauridae belongs to Ornithomimoidea'
- 'Ankylopollexia belongs to Iguanodontia'
- 'Ankylosauria belongs to Eurypoda'
- 'Ankylosauridae belongs to Ankylosauria'
- 'Ankylosaurinae belongs to Ankylosauridae'
- 'Archaeopteryx belongs to Aves'
- 'Aves belongs to Paraves'
- 'Barapasaurus belongs to Eusauropoda'
- 'Brachiosauridae belongs to Titanosauriformes'
- 'Camarasaurus belongs to Macronaria'
- 'Camptosauridae belongs to Ankylopollexia'
- 'Centrosaurinae belongs to Ceratopsidae'
- 'Cerastosauria was reranked as the unranked clade Ceratosauria and belongs to Neotheropoda'
- 'Ceratopsia belongs to Marginocephalia'
- 'Ceratopsidae belongs to Ceratopsoidea'
- 'Ceratopsinae belongs to Ceratopsidae'
- 'Ceratopsoidea belongs to Coronosauria'
- 'Ceratosauroidea belongs to Ceratosauria'
- 'Ceratosaurus belongs to Ceratosauroidea'
- 'Chaoyangsaurus belongs to Neoceratopsia'
- 'Coelophysidae belongs to Coelophysoidea'
- 'Coelophysoidea belongs to Ceratosauria'
- 'Coelurosauria was reranked as a unranked clade and belongs to Neotetanurae'
- 'Compsognathidae belongs to Coelurosauria'
- 'Confuciusornis belongs to Ornithurae'
- 'Confuciusornithidae belongs to Ornithurae'
- 'Coronosauria belongs to Neoceratopsia'
- 'Dacentrurus belongs to Stegosauridae'
- 'Deinonychosauria belongs to Paraves'
- 'Dicraeosauridae belongs to Diplodocoidea'
- 'Dilophosaurus belongs to Coelophysoidea'
- 'Diplodocidae belongs to Diplodocoidea'
- 'Diplodocoidea belongs to Neosauropoda'
- 'Dromaeosauridae belongs to Deinonychosauria'
- 'Dryosauridae belongs to Iguanodontia'
- 'Elaphrosaurus belongs to Ceratosauroidea'
- 'Emausaurus belongs to Thyreophora'
- 'Enantiornithes belongs to Ornithothoraces'
- 'Eoraptor belongs to Theropoda'
- 'Euhelopus belongs to Somphospondyli'
- 'Euornithopoda belongs to Ornithopoda'
- 'Eurypoda belongs to Thyreophora'
- 'Eusauropoda belongs to Sauropoda'
- 'Gargoyleosaurus belongs to Ankylosauridae'
- 'Genasauria belongs to Ornithischia'
- 'Goyocephale belongs to Pachycephalosauria'
- 'Hadrosauridae belongs to Hadrosauroidea'
- 'Hadrosauriformes belongs to Styracosterna'
- 'Hadrosaurinae belongs to Hadrosauridae'
- 'Hadrosauroidea belongs to Hadrosauriformes'
- 'Haplocanthosaurus belongs to Macronaria'
- 'Herrerasauridae belongs to Theropoda'
- 'Heterodontosauridae belongs to Ornithopoda'
- 'Homalocephale belongs to Pachycephalosauria'
- 'Huayangosaurus belongs to Stegosauria'
- 'Hylaeosaurus belongs to Nodosauridae'
- 'Hypsilophodontidae belongs to Euornithopoda'
- 'Iguanodontia was reranked as a unranked clade and belongs to Euornithopoda'
- 'Iguanodontidae belongs to Hadrosauriformes'
- 'Lambeosaurinae belongs to Hadrosauridae'
- 'Leptoceratops belongs to Neoceratopsia'
- 'Lesothosaurus belongs to Ornithischia'
- 'Liliensternus belongs to Coelophysoidea'
- 'Lufengosaurus belongs to Plateosauridae'
- 'Macronaria belongs to Neosauropoda'
- 'Maniraptora belongs to Tyrannoraptora'
- 'Maniraptoriformes belongs to Coelurosauria'
- 'Marginocephalia belongs to Neornithischia'
- 'Massospondylidae belongs to Plateosauria'
- 'Massospondylus belongs to Massospondylidae'
- 'Minmi belongs to Ankylosauridae'
- 'Montanoceratops belongs to Ceratopsoidea'
- 'Muttaburrasaurus belongs to Iguanodontia'
- 'Neoceratopsia belongs to Ceratopsia'
- 'Neornithes belongs to Euornithes'
- 'Neornithischia was reranked as a unranked clade and belongs to Genasauria'
- 'Neosauropoda belongs to Eusauropoda'
- 'Neotetanurae belongs to Tetanurae'
- 'Neotheropoda belongs to Theropoda'
- 'Nodosauridae belongs to Ankylosauria'
- 'Nodosaurinae belongs to Nodosauridae'
- 'Omeisaurus belongs to Eusauropoda'
- 'Ornithischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Ornitholestes belongs to Coelurosauria'
- 'Ornithomimidae belongs to Ornithomimoidea'
- 'Ornithomimoidea belongs to Ornithomimosauria'
- 'Ornithomimosauria belongs to Maniraptoriformes'
- 'Ornithopoda was reranked as a unranked clade and belongs to Neornithischia'
- 'Ornithothoraces belongs to Ornithurae'
- 'Ornithurae was reranked as a unranked clade and belongs to Aves'
- 'Ouranosaurus belongs to Hadrosauroidea'
- 'Oviraptorosauria belongs to Maniraptora'
- 'Pachycephalosauria belongs to Marginocephalia'
- 'Pachycephalosauridae belongs to Pachycephalosauria'
- 'Pachycephalosaurinae belongs to Pachycephalosauridae'
- 'Pachycephalosaurus belongs to Pachycephalosaurinae'
- 'Paraves belongs to Maniraptora'
- 'Pisanosaurus belongs to Ornithischia'
- 'Plateosauria belongs to Prosauropoda'
- 'Plateosauridae belongs to Plateosauria'
- 'Plateosaurus belongs to Plateosauridae'
- 'Prenocephale belongs to Pachycephalosaurinae'
- 'Probactrosaurus belongs to Styracosterna'
- 'Prosauropoda belongs to Sauropodomorpha'
- 'Protoceratopsidae belongs to Coronosauria'
- 'Protohadros belongs to Hadrosauroidea'
- 'Psittacosaurus belongs to Ceratopsia'
- 'Riojasaurus belongs to Prosauropoda'
- 'Saurischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Sauropoda was reranked as a unranked clade and belongs to Sauropodomorpha'
- 'Sauropodomorpha was reranked as a unranked clade and belongs to Saurischia'
- 'Scelidosaurus belongs to Thyreophora'
- 'Scutellosaurus belongs to Thyreophora'
- 'Sellosaurus belongs to Plateosauridae'
- 'Shunosaurus belongs to Eusauropoda'
- 'Somphospondyli belongs to Titanosauriformes'
- 'Spinosauridae belongs to Spinosauroidea'
- 'Spinosauroidea belongs to Tetanurae'
- 'Stegoceras belongs to Pachycephalosauridae'
- 'Stegosauria belongs to Eurypoda'
- 'Stegosauridae belongs to Stegosauria'
- 'Stegosaurinae belongs to Stegosauridae'
- 'Stenopelix belongs to Pachycephalosauria'
- 'Stygimoloch belongs to Pachycephalosaurinae'
- 'Styracosterna belongs to Ankylopollexia'
- 'Tenontosaurus belongs to Iguanodontia'
- 'Tetanurae belongs to Neotheropoda'
- 'Therizinosauridae belongs to Ornithomimosauria'
- 'Theropoda was reranked as a unranked clade and belongs to Saurischia'
- 'Thyreophora was reranked as a unranked clade and belongs to Genasauria'
- 'Titanosauria belongs to Somphospondyli'
- 'Titanosauriformes belongs to Macronaria'
- 'Torvosauridae belongs to Spinosauroidea'
- 'Troodontidae belongs to Deinonychosauria'
- 'Turanoceratops belongs to Ceratopsoidea'
- 'Tyrannoraptora belongs to Maniraptoriformes'
- 'Tyrannosauroidea belongs to Tyrannoraptora'
- 'Vulcanodon belongs to Sauropoda'
- 'Yunnanosaurus belongs to Massospondylidae'