Opinions from Z. Dong 1998
- 'Antarctosauridae is a subjective synonym of Titanosauridae'
- 'Apatosaurus belongs to Diplodocidae'
- 'Barapasauridae belongs to Camarasauroidea'
- 'Barapasaurus belongs to Barapasauridae'
- 'Barapasaurus tagorei belongs to Barapasaurus'
- 'Brachiosaurus belongs to Camarasauridae'
- 'Camarasauridae belongs to Camarasauroidea'
- 'Camarasauroidea belongs to Sauropoda'
- 'Camarasaurus belongs to Camarasauridae'
- 'Cetiosauridae belongs to Camarasauroidea'
- 'Cetiosauriscus belongs to Diplodocidae'
- 'Cetiosaurus belongs to Cetiosauridae'
- 'Datousaurus belongs to Cetiosauridae'
- 'Dicraeosaurus belongs to Titanosauridae'
- 'Diplodocidae belongs to Diplodocoidea'
- 'Diplodocoidea belongs to Sauropoda'
- 'Diplodocus belongs to Diplodocidae'
- 'Euhelopodidae [misspelled as Euhelopidae] belongs to Mamenchisauroidea'
- 'Euhelopus belongs to Euhelopidae'
- 'Helopus zdanskyi is recombined as Euhelopus zdanskyi'
- 'Hudiesaurus sinojapanorum belongs to Hudiesaurus'
- 'Kunmingosaurus belongs to Vulcanodontidae'
- 'Mamenchisauridae belongs to Mamenchisauroidea'
- 'Mamenchisauroidea belongs to Sauropoda'
- 'Mamenchisaurus belongs to Mamenchisauridae'
- 'Mamenchisaurus constructus belongs to Mamenchisaurus'
- 'Mamenchisaurus hochuanensis belongs to Mamenchisaurus'
- 'Nemegtosaurus belongs to Titanosauridae'
- 'Omeisaurus belongs to Mamenchisauridae'
- 'Omeisaurus fuxiensis belongs to Omeisaurus'
- 'Omeisaurus junghsiensis belongs to Omeisaurus'
- 'Omeisaurus tianfuensis belongs to Omeisaurus'
- 'Opisthocoelicaudia belongs to Opisthocoelicaudidae'
- 'Opisthocoelicaudiinae was reranked as the family Opisthocoelicaudidae and belongs to Camarasauroidea'
- 'Patagosaurus belongs to Cetiosauridae'
- 'Phuwiangosaurus belongs to Euhelopodidae'
- 'Phuwiangosaurus sirindhornae belongs to Phuwiangosaurus'
- 'Protognathosaurus belongs to Sauropoda'
- 'Protognathus is replaced by Protognathosaurus'
- 'Quaesitosaurus belongs to Diplodocidae'
- 'Rhoetosaurus belongs to Cetiosauridae'
- 'Shunosaurus belongs to Barapasauridae'
- 'Tienshanosaurus chitaiensis belongs to Tienshanosaurus'
- 'Titanosauridae belongs to Sauropoda'
- 'Titanosaurus indicus belongs to Titanosaurus'
- 'Volkheimeria belongs to Diplodocidae'
- 'Vulcanodon belongs to Vulcanodontidae'
- 'Vulcanodontidae belongs to Camarasauroidea'
- 'Zizhongosaurus belongs to Vulcanodontidae'