Opinions from J. E. Gray 1846
- 'Anarnak is corrected as Anarnacus and belongs to Monoceratina'
- 'Aodon is a subjective synonym of Hyperoodon'
- 'Balaena belongs to Balaenidae'
- 'Balaena (Caperea) antipodarum belongs to Balaena (Caperea)'
- 'Balaena antarctica belongs to Balaena' according to Lesson 1828
- 'Balaena australis belongs to Balaena'
- 'Balaena boops is recombined as Balaenoptera boops'
- 'Balaena gibbosa belongs to Balaena'
- 'Balaena japonica belongs to Balaena'
- 'Balaena longimana is recombined as Megaptera longimana'
- 'Balaena marginata belongs to Balaena'
- 'Balaena mysticetus belongs to Balaena'
- 'Balaena nodosa belongs to Balaena' according to Bonnaterre 1789
- 'Balaena nodosa is recombined as Megaptera nodosa'
- 'Balaena rostrata belongs to Balaena' according to Rudolphi 1822
- 'Balaena rostrata is a subjective synonym of Balaenoptera laticeps'
- 'Balaenoptera belongs to Balaenidae'
- 'Balaenoptera antarctica belongs to Balaenoptera' according to Temminck 1841
- 'Balaenoptera antarctica is recombined as Megaptera antarctica'
- 'Balaenoptera antiquorum belongs to Balaenoptera'
- 'Balaenoptera australis belongs to Balaenoptera'
- 'Balaenoptera fasciata belongs to Balaenoptera'
- 'Balaenoptera iwasi belongs to Balaenoptera'
- 'Balaenoptera laticeps belongs to Balaenoptera'
- 'Balanadae is corrected as Balaenidae and belongs to Cete'
- 'Beluga belongs to Monoceratina'
- 'Catodontidae belongs to Cete'
- 'Cetodiodon is a subjective synonym of Hyperoodon'
- 'Delphinapterus belongs to Delphininae'
- 'Delphinidae belongs to Cete'
- 'Delphinina belongs to Delphinidae'
- 'Delphinus belongs to Delphinina'
- 'Delphinus (Delphinorhynchus) was reranked as Delphinorhynchus and belongs to Hyperoodontina'
- 'Delphinus (Grampus) was reranked as Grampus and belongs to Delphinina'
- 'Delphinus (Grampus) acutus is recombined as Lagenorhynchus acutus'
- 'Delphinus (Grampus) heavisidii is recombined as Delphinus heavisidii' according to J. E. Gray 1828
- 'Delphinus (Grampus) heavisidii is recombined as Delphinus heavisidii'
- 'Delphinus (Grampus) obscurus is recombined as Delphinus obscurus'
- 'Delphinus abusalam belongs to Delphinus'
- 'Delphinus albirostris is recombined as Lagenorhynchus albirostris'
- 'Delphinus blainvillei is recombined as Pontoporia blainvillii'
- 'Delphinus bredanensis is a subjective synonym of Steno rostratus'
- 'Delphinus canadensis belongs to Delphinus' according to Desmarest 1822
- 'Delphinus canadensis is recombined as Inia canadensis'
- 'Delphinus coeruleoalbus belongs to Delphinus'
- 'Delphinus compressus is recombined as Steno compressus'
- 'Delphinus cymodoce belongs to Delphinus'
- 'Delphinus delphis belongs to Delphinus'
- 'Delphinus desmarestii belongs to Delphinus' according to Risso 1826
- 'Delphinus desmarestii is recombined as Hyperoodon desmarestii'
- 'Delphinus doris belongs to Delphinus'
- 'Delphinus euphrosyne belongs to Delphinus'
- 'Delphinus eurynome belongs to Delphinus'
- 'Delphinus frenatus belongs to Delphinus'
- 'Delphinus frontatus is recombined as Steno frontatus'
- 'Delphinus gangeticus is recombined as Platanista gangetica'
- 'Delphinus geoffrensis is recombined as Inia geoffroyii'
- 'Delphinus intermedius belongs to Delphinus' according to J. E. Gray 1827
- 'Delphinus intermedius is recombined as Orca intermedia'
- 'Delphinus janira belongs to Delphinus'
- 'Delphinus kingii belongs to Delphinus' according to J. E. Gray 1827
- 'Delphinus kingii is recombined as Beluga kingii'
- 'Delphinus leucopleurus belongs to Delphinus' according to Rasch 1843
- 'Delphinus leucopleurus is recombined as Lagenorhynchus leucopleurus'
- 'Delphinus longirostris belongs to Delphinus'
- 'Delphinus malayanus belongs to Delphinus' according to Lesson 1826
- 'Delphinus malayanus is recombined as Steno malayanus'
- 'Delphinus metis belongs to Delphinus'
- 'Delphinus microps belongs to Delphinus'
- 'Delphinus micropterus belongs to Delphinus' according to Cuvier 1829
- 'Delphinus micropterus is recombined as Delphinorhynchus micropterus' according to Cuvier 1836
- 'Delphinus micropterus is recombined as Delphinorhynchus micropterus'
- 'Delphinus novaezelandiae belongs to Delphinus'
- 'Delphinus orca is a subjective synonym of Orca gladiator'
- 'Delphinus peronii is recombined as Delphinapterus peronii'
- 'Delphinus rissoanus is recombined as Grampus rissoanus'
- 'Delphinus rostratus is recombined as Steno rostratus'
- 'Delphinus sao belongs to Delphinus'
- 'Delphinus sowerbiensis is recombined as Ziphius sowerbiensis'
- 'Delphinus styx belongs to Delphinus'
- 'Delphinus tursio belongs to Delphinus' according to Fabricius 1780
- 'Delphinus tursio belongs to Delphinus'
- 'Delphinus vulgaris is a subjective synonym of Delphinus delphis'
- 'Globicephala [misspelled as Globicephalus] belongs to Delphinidae'
- 'Globicephala sieboldii belongs to Globicephala'
- 'Globicephalus macrorhynchus belongs to Globicephalus'
- 'Globicephalus svineval belongs to Globicephalus'
- 'Globiocephalus affinis belongs to Globiocephalus'
- 'Grampus cuvieri belongs to Grampus' according to J. E. Gray 1846
- 'Grampus sakamata belongs to Grampus'
- 'Hyperoodon belongs to Hyperoodontina'
- 'Hyperoodon butskopf belongs to Hyperoodon'
- 'Hyperoodon doumetii belongs to Hyperoodon'
- 'Hyperoodon latifrons belongs to Hyperoodon'
- 'Hyperoodon rostratum belongs to Hyperoodon' according to Wesamel 1840
- 'Hyperoodon rostratum belongs to Hyperoodon'
- 'Hyperoodontina belongs to Delphinidae'
- 'Inia belongs to Iniana'
- 'Iniana belongs to Delphinidae'
- 'Kogia belongs to Catodontidae'
- 'Lagenorhynchus belongs to Delphinina'
- 'Lagenorhynchus asia belongs to Lagenorhynchus'
- 'Lagenorhynchus electra belongs to Lagenorhynchus'
- 'Megaptera belongs to Balaenidae'
- 'Megaptera americana belongs to Megaptera'
- 'Megaptera poeskop belongs to Megaptera'
- 'Monoceratina belongs to Delphinidae'
- 'Monodon belongs to Monoceratina'
- 'Monodon monoceros belongs to Monodon'
- 'Mysticetus is a subjective synonym of Balaenoptera'
- 'Neomeris belongs to Monoceratina'
- 'Nodus is a subjective synonym of Hyperoodon'
- 'Orca belongs to Delphinina'
- 'Orca capensis belongs to Orca'
- 'Orca gladiator belongs to Orca'
- 'Phocaena belongs to Monoceratina'
- 'Phocaena communis belongs to Phocaena'
- 'Phocaena crassidens is recombined as Orca crassidens'
- 'Phocoena compressicauda is recombined as Delphinus compressicauda'
- 'Physalis is a subjective synonym of Balaenoptera'
- 'Physeter bidens is a subjective synonym of Ziphius sowerbiensis'
- 'Physeter breviceps is recombined as Kogia breviceps'
- 'Physeter catodon is a subjective synonym of Catodon macrocephalus'
- 'Physeter macrocephalus is recombined as Catodon macrocephalus'
- 'Physeter tursio belongs to Physeter'
- 'Platanista belongs to Platanistina'
- 'Platanistina belongs to Delphinidae'
- 'Pontoporia belongs to Iniana'
- 'Rorqualus is a subjective synonym of Balaenoptera'
- 'Steno belongs to Delphinina'
- 'Steno attenuatus belongs to Steno'
- 'Steno fuscus belongs to Steno'
- 'Delphinus truncatus is a subjective synonym of Delphinus tursio'
- 'Tursiops cymodoce belongs to Tursiops'
- 'Tursiops eurynome belongs to Tursiops'
- 'Tursiops metis belongs to Tursiops'
- 'Uranodon is a subjective synonym of Hyperoodon'
- 'Ziphius belongs to Hyperoodontina'
- 'Ziphius sechellensis belongs to Ziphius'