Opinions from W. E. Swinton 1934
- 'Aelurosaurus felinus belongs to Aelurosaurus'
- 'Amphichelydia belongs to Chelonia'
- 'Andrias scheuchzeri belongs to Andrias'
- 'Anomodontia is a subjective synonym of Theromorpha'
- 'Anuri is corrected as Anura and belongs to Amphibia'
- 'Archaeopteryx siemensii [misspelled as Archaeopteryx siemensi] belongs to Archaeopteryx'
- 'Archelon ischyros belongs to Archelon'
- 'Archeopteryx macrurus is recombined as Archaeopteryx macrura'
- 'Atlantosaurus immanis belongs to Atlantosaurus'
- 'Belodon kapffi belongs to Belodon'
- 'Branchiosauria is a subjective synonym of Phyllospondyli'
- 'Brontosaurus excelsus belongs to Brontosaurus'
- 'Caudata is a subjective synonym of Urodela'
- 'Ceratosaurus nasicornis belongs to Ceratosaurus'
- 'Cetiosaurus oxoniensis belongs to Cetiosaurus'
- 'Chelone gigas is recombined as Eosphargis gigas'
- 'Chelonia hoffmanni belongs to Chelonia'
- 'Chelonii is corrected as Chelonia and belongs to Reptilia'
- 'Chelytherium obscurum belongs to Chelytherium'
- 'Chirotherium barthii [misspelled as Cheirotherium barthi] belongs to Cheirotherium'
- 'Cnemiornis calcitrans belongs to Cnemiornis'
- 'Compsognathus longipes belongs to Compsognathus'
- 'Cotylosauria was reranked as a order and belongs to Reptilia'
- 'Crocodilia belongs to Reptilia'
- 'Crocodilus palustris belongs to Crocodilus'
- 'Crocodilus spenceri belongs to Crocodilus'
- 'Crocodylus (Leptorhynchus) crassidens is recombined as Rhamphosuchus crassidens'
- 'Cryptodira belongs to Chelonia'
- 'Cynognathus crateronotus belongs to Cynognathus'
- 'Dasornis londinensis belongs to Dasornis'
- 'Dicynodon bainii [misspelled as Aulacocephalodon bainii] belongs to Aulacocephalodon'
- 'Dicynodon lacerticeps belongs to Dicynodon'
- 'Dicynodontia is corrected as Dicynodontia and belongs to Theromorpha'
- 'Dinocephalia belongs to Theromorpha'
- 'Dinornis struthoides [misspelled as Dinornis struthioides] belongs to Dinornis'
- 'Dinosauria belongs to Reptilia'
- 'Diplodocus carnegii belongs to Diplodocus'
- 'Dolichosauria belongs to Squamata'
- 'Dromaeognathae belongs to Ornithurae'
- 'Dromasauria belongs to Theromorpha'
- 'Ecaudata is a subjective synonym of Anura'
- 'Emys benstedi is recombined as Chelone benstedi'
- 'Emys thurgi is recombined as Hardella thurgi'
- 'Eremopezus eocaenus belongs to Eremopezus'
- 'Genyornis newtoni belongs to Genyornis'
- 'Geosaurus maximus is recombined as Dakosaurus maximus'
- 'Gigantophis garstini belongs to Gigantophis'
- 'Gigantornis eaglesomei belongs to Gigantornis'
- 'Gigantosaurus africanus is recombined as Tornieria africana'
- 'Harpagornis moorei belongs to Harpagornis'
- 'Hesperornis regalis belongs to Hesperornis'
- 'Holcodus coryphaeus is recombined as Platecarpus coryphaeus'
- 'Hylaeobatrachus croyii is corrected as Hylaeobatrachus croyi and belongs to Hylaeobatrachus'
- 'Hyperodapedon gordoni belongs to Hyperodapedon'
- 'Ichnium sphaerodactylum belongs to Ichnium'
- 'Ichthyopterygia belongs to Reptilia'
- 'Ichthyornis victor belongs to Ichthyornis'
- 'Ichthyosauria is a subjective synonym of Ichthyopterygia'
- 'Ichthyosaurus campylodon belongs to Ichthyosaurus'
- 'Ichthyosaurus communis belongs to Ichthyosaurus'
- 'Ichthyosaurus intermedius belongs to Ichthyosaurus'
- 'Ichthyosaurus platyodon belongs to Ichthyosaurus'
- 'Ichthyosaurus tenuirostris belongs to Ichthyosaurus'
- 'Ichthyosaurus zetlandicus belongs to Ichthyosaurus'
- 'Iguanodon atherfieldensis belongs to Iguanodon'
- 'Iguanodon bernissartensis belongs to Iguanodon'
- 'Lacerta gigantea belongs to Lacerta'
- 'Lacertilia was reranked as a suborder and belongs to Squamata'
- 'Lariosaurus balsami belongs to Lariosaurus'
- 'Lepospondyli belongs to Stegocephali'
- 'Leptocleidus superstes belongs to Leptocleidus'
- 'Liopleurodon ferox is recombined as Pliosaurus ferox'
- 'Megalania prisca belongs to Megalania'
- 'Meiolania oweni [misspelled as Miolania oweni] belongs to Miolania'
- 'Microsauria is a subjective synonym of Lepospondyli'
- 'Miolania argentina belongs to Miolania'
- 'Mosasaurus camperi belongs to Mosasaurus'
- 'Naosaurus claviger belongs to Naosaurus'
- 'Nothosaurus mirabilis belongs to Nothosaurus'
- 'Odontopteryx toliapica belongs to Odontopteryx'
- 'Ophidia was reranked as a suborder and belongs to Squamata'
- 'Ornithischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Ornithopoda belongs to Ornithischia'
- 'Ornithopsis hulkei belongs to Ornithopsis'
- 'Ornithopsis leedsi is recombined as Cetiosaurus leedsi'
- 'Ornithurae belongs to Aves'
- 'Palaeosaurus platyodon is recombined as Thecodontosaurus platyodon'
- 'Pareiasaurus baini belongs to Pareiasaurus'
- 'Pelagosaurus typus belongs to Pelagosaurus'
- 'Pelycosauria was reranked as a suborder and belongs to Theromorpha'
- 'Phyllospondyli was reranked as a suborder and belongs to Stegocephali'
- 'Placodontia belongs to Reptilia'
- 'Placodus laticeps is recombined as Cyamodus laticeps'
- 'Plesiosaurus cramptoni belongs to Plesiosaurus'
- 'Plesiosaurus dolichodeirus belongs to Plesiosaurus'
- 'Plesiosaurus grandis is recombined as Pliosaurus grandis'
- 'Plesiosaurus indicus is recombined as Thaumatosaurus indicus'
- 'Plesiosaurus macrocephalus belongs to Plesiosaurus'
- 'Plesiosaurus oxoniensis is recombined as Cryptocleidus oxoniensis'
- 'Plesiosaurus philarchus is recombined as Peloneustes philarchus'
- 'Pleurodira belongs to Chelonia'
- 'Polacanthus foxii [misspelled as Polacanthus foxi] belongs to Polacanthus'
- 'Polyptychodon interruptus belongs to Polyptychodon'
- 'Protostega gigas belongs to Protostega'
- 'Pterodactylus occidentalis is recombined as Pteranodon occidentalis'
- 'Pterodactylus spectabilis belongs to Pterodactylus'
- 'Pterosauria belongs to Reptilia'
- 'Pythonomorpha was reranked as a suborder and belongs to Squamata'
- 'Rhamphorhynchus phyllurus belongs to Rhamphorhynchus'
- 'Rhynchocephalia belongs to Reptilia'
- 'Rhynchosaurus articeps belongs to Rhynchosaurus'
- 'Salamandroides giganteus is recombined as Mastodonsaurus giganteus'
- 'Saurischia was reranked as a unranked clade and belongs to Dinosauria'
- 'Sauriurae [misspelled as Saururae] belongs to Aves'
- 'Sauropoda was reranked as a suborder and belongs to Saurischia'
- 'Sauropterygia was reranked as a order and belongs to Reptilia'
- 'Scaphognathus purdoni is recombined as Parapsicephalus purdoni'
- 'Scelidosaurus harrisonii is corrected as Scelidosaurus harrisoni and belongs to Scelidosaurus'
- 'Scolosaurus cutleri belongs to Scolosaurus'
- 'Squamata belongs to Reptilia'
- 'Stegocephali belongs to Amphibia'
- 'Stegosauria belongs to Ornithischia'
- 'Tapinocephalus atherstonei [misspelled as Tapinocephalus atherstonei] belongs to Tapinocephalus'
- 'Teleosaurus hastifer is recombined as Metriorhynchus hastifer'
- 'Temnospondyli belongs to Stegocephali'
- 'Testudo orbicularis is recombined as Emys orbicularis'
- 'Theriodontia was reranked as the suborder Theriodonta and belongs to Theromorpha'
- 'Theromorpha belongs to Reptilia'
- 'Theropoda was reranked as a suborder and belongs to Saurischia'
- 'Triceratops flabellatus is recombined as Sterrholophus flabellatus'
- 'Triceratops prorsus belongs to Triceratops'
- 'Trionychoidea was reranked as a suborder and belongs to Chelonia'
- 'Tyrannosaurus rex belongs to Tyrannosaurus'
- 'Urodeles was reranked as the order Urodela and belongs to Amphibia'