Class Mammalia Linnaeus, 1758 - mammals
Order Cetacea Brisson, 1762 - whales, dolphins, and porpoises
see Infraorder Cetacea Brisson, 1762
Suborder Odontoceti Flower, 1867 - toothed whales
see Parvorder Odontoceti Flower, 1867
Family Phocoenidae Gray, 1825 - porpoises
Genus Phocoenoides Andrews, 1911 - Dall porpoise
Phocoenoides dalli (True, 1885) - Dall's porpoise