Class Mammalia Linnaeus, 1758 - mammals
Subclass Theria Parker & Haswell, 1897
Infraclass Eutheria Gill, 1872
Magnorder Boreoeutheria Springer & de Jong, 2001
Superorder Laurasiatheria Waddell, Okada & Hasegawa, 1999
Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
Suborder Whippomorpha
Infraorder Cetacea Brisson, 1762
Parvorder Odontoceti Flower, 1867 - toothed whales
Superfamily Physteroidea orth. inval.
see Superfamily Physeteroidea Gray, 1821
1 Family Physeteridae Gray, 1821 - sperm whales
2 Family Kogiidae Gill, 1871