Cetacea/Artiodactyla Montgelard, Catzeflis & Douzery 1997 see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997 Order Cetacea Brisson, 1762 - whales, dolphins, and porpoises see Infraorder Cetacea Brisson, 1762 Family †Pakicetidae Thewissen et al., 1996 Genus †Pakicetus Gingerich & Russell, 1981