Opinions from M. G. d.O. Roxo 1937
- 'Acanthopholididae is corrected as Acanthopholidae and belongs to Stegosauria'
- 'Amphichelydia belongs to Thecophora'
- 'Anapsida belongs to Reptilia'
- 'Anchisauridae belongs to Carnosauria'
- 'Anomodontia belongs to Therapsida'
- 'Archosauria belongs to Diapsida'
- 'Athecae was reranked as a order and belongs to Testudinata'
- 'Atlantosauridae belongs to Sauropoda'
- 'Brachiosauridae belongs to Sauropoda'
- 'Carnosauria belongs to Theropoda'
- 'Caseasauria was reranked as a unranked clade and belongs to Theromorpha'
- 'Ceratopsia belongs to Ornithischia'
- 'Ceratopsidae belongs to Ceratopsia'
- 'Cetiosauridae belongs to Sauropoda'
- 'Choristodera was reranked as a suborder and belongs to Rhynchocephalia'
- 'Coeluridae [misspelled as Caeluridae] belongs to Coelurosauria'
- 'Coelurosauria was reranked as a infraorder and belongs to Theropoda'
- 'Compsognathidae belongs to Coelurosauria'
- 'Cotylosauria was reranked as a superorder and belongs to Anapsida'
- 'Crocodilia belongs to Archosauria'
- 'Cryptodira belongs to Thecophora'
- 'Cynodontia was reranked as a order and belongs to Therapsida'
- 'Deinodontia belongs to Theropoda'
- 'Diadectosauria was reranked as a order and belongs to Cotylosauria'
- 'Diapsida belongs to Reptilia'
- 'Diaptosauria belongs to Diapsida'
- 'Dicynodontia is a subjective synonym of Anomodontia'
- 'Dinocephalia was reranked as a order and belongs to Therapsida'
- 'Dinodontidae belongs to Deinodontia'
- 'Diplodocidae belongs to Sauropoda'
- 'Dromasauria was reranked as a order and belongs to Therapsida'
- 'Edaphosauria was reranked as a order and belongs to Theromorpha'
- 'Eosuchia was reranked as a order and belongs to Prodiapsida'
- 'Eunotosauria was reranked as a superorder and belongs to Anapsida'
- 'Eusuchia belongs to Crocodilia'
- 'Hallopidae is corrected as Hallopodidae and belongs to Coelurosauria'
- 'Hypsilophodontidae belongs to Ornithopoda'
- 'Ichthyosauria belongs to Parapsida'
- 'Iguanodontidae belongs to Ornithopoda'
- 'Labidosauria belongs to Cotylosauria'
- 'Lacertilia was reranked as a suborder and belongs to Squamata'
- 'Limnoscelia belongs to Cotylosauria'
- 'Megalosauri is corrected as Megalosauridae and belongs to Carnosauria'
- 'Mesosuchia belongs to Crocodilia'
- 'Microsauria belongs to Prosauria'
- 'Morosauridae belongs to Sauropoda'
- 'Nanosauridae belongs to Ornithopoda'
- 'Nodosauridae belongs to Stegosauria'
- 'Nothosauria was reranked as a suborder and belongs to Sauropterygia'
- 'Ophidia was reranked as a suborder and belongs to Squamata'
- 'Ornithischia belongs to Archosauria'
- 'Ornithocheiridae belongs to Rhamphorhynchoidea'
- 'Ornithodesmidae belongs to Scaphognathoidea'
- 'Ornithomimidae belongs to Coelurosauria'
- 'Ornithopoda belongs to Ornithischia'
- 'Ornithostomatidae belongs to Rhamphorhynchoidea'
- 'Orthopoda is a subjective synonym of Ornithischia'
- 'Pantylosauria belongs to Cotylosauria'
- 'Parapsida belongs to Reptilia'
- 'Parasuchia was reranked as a order and belongs to Archosauria'
- 'Pelycosauria belongs to Theromorpha'
- 'Pelycosimia was reranked as a suborder and belongs to Parasuchia'
- 'Phytosauria belongs to Parasuchia'
- 'Placodontia belongs to Synaptosauria'
- 'Plateosauridae belongs to Carnosauria'
- 'Plesiosauria was reranked as a suborder and belongs to Sauropterygia'
- 'Pleurodira belongs to Thecophora'
- 'Podokesauridae belongs to Coelurosauria'
- 'Poliosauria belongs to Theromorpha'
- 'Poposauridae belongs to Ornithopoda'
- 'Predentata is a subjective synonym of Ornithischia'
- 'Procolophonia was reranked as a order and belongs to Cotylosauria'
- 'Prodiapsida belongs to Diapsida'
- 'Proganosauria belongs to Parapsida'
- 'Proreptilia belongs to Prosauria'
- 'Prosauria belongs to Anapsida'
- 'Proterosuchia was reranked as a order and belongs to Prodiapsida'
- 'Protoceratopsidae belongs to Ceratopsia'
- 'Protorosauria belongs to Parapsida'
- 'Protosuchia belongs to Crocodilia'
- 'Pseudosuchia belongs to Parasuchia'
- 'Psittacosauridae belongs to Ornithopoda'
- 'Pterodactylidae belongs to Pterodactyloidea'
- 'Pterodactyloidea belongs to Pterosauria'
- 'Pterosauria belongs to Archosauria'
- 'Rhamphorhynchidae belongs to Rhamphorhynchoidea'
- 'Rhamphorhynchoidea belongs to Pterosauria'
- 'Rhynchocephalia belongs to Diaptosauria'
- 'Rhynchosauria was reranked as a suborder and belongs to Rhynchocephalia'
- 'Saurischia belongs to Archosauria'
- 'Sauropoda was reranked as a suborder and belongs to Saurischia'
- 'Sauropterygia belongs to Synaptosauria'
- 'Scaphognathidae belongs to Scaphognathoidea'
- 'Scaphognathoidea belongs to Pterosauria'
- 'Seymouriamorpha [misspelled as Seymouria] belongs to Cotylosauria'
- 'Sphenodonti was reranked as the suborder Sphenodontia and belongs to Rhynchocephalia'
- 'Spinosauridae belongs to Carnosauria'
- 'Squamata belongs to Parapsida'
- 'Stegosauria belongs to Ornithischia'
- 'Stegosauridae belongs to Stegosauria'
- 'Synapsida belongs to Reptilia'
- 'Synaptosauria belongs to Reptilia'
- 'Testudinata was reranked as a superorder and belongs to Anapsida'
- 'Thalattosauria was reranked as a suborder and belongs to Rhynchocephalia'
- 'Thalattosuchia belongs to Crocodilia'
- 'Thecophora was reranked as a order and belongs to Testudinata'
- 'Therapsida belongs to Synapsida'
- 'Theriodontia belongs to Therapsida'
- 'Theromorpha was reranked as a superorder and belongs to Synapsida'
- 'Theropoda was reranked as a suborder and belongs to Saurischia'
- 'Titanosauridae belongs to Sauropoda'
- 'Trachodontidae belongs to Ornithopoda'
- 'Trionychoidea was reranked as a suborder and belongs to Thecophora'
- 'Troodontidae belongs to Ornithopoda'
- 'Zanclodontidae belongs to Carnosauria'