'Balaena mysticetus belongs to Balaena' according to J. E. De Kay 1842
'Balaena rostrata is recombined as Rorqualus rostratus' according to J. E. De Kay 1842
'Balaena belongs to Balaenidae' according to J. E. De Kay 1842
'Balaenoptera borealis is recombined as Rorqualus borealis' according to Hamilton 1837
'Balaenoptera borealis is recombined as Rorqualus borealis' according to J. E. De Kay 1842
'Balanadae is corrected as Balaenidae and belongs to Cetacea' according to J. E. De Kay 1842
'Delphinidae belongs to Cetacea' according to J. E. De Kay 1842
'Delphinus calvertensis belongs to Delphinus' according to J. E. De Kay 1842
'Delphinus delphis belongs to Delphinus' according to J. E. De Kay 1842
'Delphinus melas is recombined as Globicephalus melas' according to J. E. De Kay 1842
'Delphinus orca is recombined as Phocaena orca' according to J. E. De Kay 1842
'Delphinus belongs to Delphinidae' according to J. E. De Kay 1842
'Globicephala [misspelled as Globicephalus] belongs to Delphinidae' according to J. E. De Kay 1842
'Manatidae belongs to Cetacea' according to J. E. De Kay 1842
'Manatus americanus belongs to Manatus' according to J. E. De Kay 1842
'Manatus giganteus belongs to Manatus' according to J. E. De Kay 1842
'Manatus latirostris belongs to Manatus' according to Harlan 1824
'Manatus belongs to Manatidae' according to J. E. De Kay 1842
'Phocaena communis belongs to Phocaena' according to J. E. De Kay 1842
'Phocaena belongs to Delphinidae' according to J. E. De Kay 1842
'Physeter macrocephalus belongs to Physeter' according to J. E. De Kay 1842
'Physeter belongs to Balaenidae' according to J. E. De Kay 1842
'Rorqualus belongs to Balaenidae' according to J. E. De Kay 1842
'Zeuglodon harlani belongs to Zeuglodon' according to J. E. De Kay 1842
'Zeuglodon belongs to Manatidae' according to J. E. De Kay 1842