Opinions from H. G. Seeley 1869
- 'Acanthopholis belongs to Dinosauria'
- 'Acanthopholis macrocercus belongs to Acanthopholis'
- 'Acanthopholis stereocercus belongs to Acanthopholis'
- 'Dakosaurus lissocephalus belongs to Dakosaurus'
- 'Enaliornis segdwicki belongs to Enaliornis'
- 'Gigantosaurus belongs to Reptilia'
- 'Iguanodon mantelli belongs to Iguanodon'
- 'Macrurosaurus belongs to Dinosauria'
- 'Ornithocheirus belongs to Ornithosauria'
- 'Ornithocheirus platyrhinus belongs to Ornithocheirus'
- 'Pelagornis barretti is recombined as Enaliornis barretti'
- 'Plesiosaurus (Pleiosaurus) brachydeirus is recombined as Pliosaurus brachydeirus'
- 'Plesiosaurus cliduchus belongs to Plesiosaurus'
- 'Plesiosaurus eleutheraxon [misspelled as Plesiosaurus eleutheraxion] belongs to Plesiosaurus'
- 'Plesiosaurus hawkinsii belongs to Plesiosaurus'
- 'Plesiosaurus macrodeirus belongs to Plesiosaurus'
- 'Plesiosaurus macropterus belongs to Plesiosaurus'
- 'Plesiosaurus oxfordiensis belongs to Plesiosaurus'
- 'Pliosaurus pachydeirus belongs to Pliosaurus'
- 'Ptenodactylus belongs to Ornithosauria'
- 'Ptenodactylus brachyrhinus belongs to Ptenodactylus'
- 'Ptenodactylus capito belongs to Ptenodactylus'
- 'Ptenodactylus colorhinus belongs to Ptenodactylus'
- 'Ptenodactylus crassidens belongs to Ptenodactylus'
- 'Ptenodactylus dentatus belongs to Ptenodactylus'
- 'Ptenodactylus enchorhynchus belongs to Ptenodactylus'
- 'Ptenodactylus eurygnathus belongs to Ptenodactylus'
- 'Ptenodactylus macrorhinus belongs to Ptenodactylus'
- 'Ptenodactylus microdon belongs to Ptenodactylus'
- 'Ptenodactylus nasutus belongs to Ptenodactylus'
- 'Ptenodactylus oxyrhinus belongs to Ptenodactylus'
- 'Ptenodactylus platystomus belongs to Ptenodactylus'
- 'Ptenodactylus polyodon belongs to Ptenodactylus'
- 'Ptenodactylus scaphorhynchus belongs to Ptenodactylus'
- 'Ptenodactylus tenuirostris belongs to Ptenodactylus'
- 'Pterodactylus carteri is recombined as Ornithocheirus carteri'
- 'Pterodactylus cuvieri is recombined as Ptenodactylus cuvieri'
- 'Pterodactylus fittoni is recombined as Ptenodactylus fittoni'
- 'Pterodactylus machaerorhynchus is recombined as Ptenodactylus machaerorhynchus'
- 'Pterodactylus oweni is recombined as Ptenodactylus oweni'
- 'Pterodactylus sedgwickii is recombined as Ptenodactylus sedgwickii'
- 'Pterodactylus simus is recombined as Ornithocheirus simus'
- 'Pterodactylus woodwardi is recombined as Ptenodactylus woodwardi'
- 'Rhinochelys belongs to Chelonia'
- 'Stereosaurus belongs to Plesiosauria'