Opinions from L. M. Lambe 1905
- 'Anchisauridae belongs to Theropoda'
- 'Arctosaurus belongs to Anchisauridae'
- 'Arctosaurus osborni belongs to Arctosaurus'
- 'Bathygnathus belongs to Anchisauridae'
- 'Bathygnathus borealis belongs to Bathygnathus'
- 'Ceratopsidae belongs to Orthopoda'
- 'Cinodon is corrected as Cionodon and belongs to Trachodontidae'
- 'Cionodon stenopsis belongs to Cionodon'
- 'Deinodon belongs to Megalosauridae'
- 'Deinodon horridus belongs to Deinodon'
- 'Dinosauria belongs to Diapsida'
- 'Dryptosaurus belongs to Megalosauridae'
- 'Iguanodon mantelli belongs to Iguanodon'
- 'Laelaps aquilunguis is recombined as Dryptosaurus aquilunguis'
- 'Laelaps explanatus is recombined as Deinodon explanatus'
- 'Laelaps incrassatus is recombined as Dryptosaurus incrassatus'
- 'Megalosauri is corrected as Megalosauridae and belongs to Theropoda'
- 'Megalosaurus belongs to Megalosauridae'
- 'Monoclonius belongs to Ceratopsidae'
- 'Monoclonius belli belongs to Monoclonius'
- 'Monoclonius canadensis belongs to Monoclonius'
- 'Monoclonius crassus belongs to Monoclonius'
- 'Monoclonius dawsoni belongs to Monoclonius'
- 'Monoclonius fissus belongs to Monoclonius'
- 'Monoclonius recurvicornis belongs to Monoclonius'
- 'Monoclonius sphenocerus belongs to Monoclonius'
- 'Ornitholestes hermanni belongs to Ornitholestes'
- 'Ornithomimidae belongs to Theropoda'
- 'Ornithomimus belongs to Ornithomimidae'
- 'Ornithomimus altus belongs to Ornithomimus'
- 'Ornithomimus velox belongs to Ornithomimus'
- 'Orthopoda belongs to Dinosauria'
- 'Palaeoscincus belongs to Stegosauridae'
- 'Palaeoscincus asper belongs to Palaeoscincus'
- 'Palaeoscincus costatus belongs to Palaeoscincus'
- 'Stegoceras belongs to Ceratopsidae'
- 'Stegoceras validus belongs to Stegoceras'
- 'Stegosauridae belongs to Orthopoda'
- 'Stereocephalus belongs to Stegosauridae'
- 'Stereocephalus tutus belongs to Stereocephalus'
- 'Sterrholophus belongs to Ceratopsidae'
- 'Theropoda was reranked as a suborder and belongs to Dinosauria'
- 'Torosaurus belongs to Ceratopsidae'
- 'Torosaurus gladius belongs to Torosaurus'
- 'Trachodon belongs to Trachodontidae'
- 'Trachodon (Pteropelyx) altidens is recombined as Trachodon altidens'
- 'Trachodon (Pteropelyx) marginatus is recombined as Trachodon marginatus'
- 'Trachodon (Pteropelyx) selwyni is recombined as Trachodon selwyni'
- 'Trachodontidae belongs to Orthopoda'
- 'Triceratops belongs to Ceratopsidae'
- 'Troodon belongs to Lacertilia'
- 'Troodon formosus belongs to Troodon'