Cetruminantia

The Cetruminantia are a clade made up of the Cetancodontamorpha (or Whippomorpha) and their closest living relatives, the Ruminantia.^[1]

Cetruminantia Temporal range: Early Eocene–Present PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Artiodactyla
Clade:	Artiofabula
Clade:	Cetruminantia Waddell et al. 1999
Subgroups
Cetancodontamorpha Ruminantiamorpha

Cetruminantia's placement within Artiodactyla can be represented in the following cladogram:^{[2][3][4][5][6]}

Artiodactyla	Tylopoda (camels) Artiofabula Suina (pigs) Cetruminantia Ruminantia (ruminants) Whippomorpha Hippopotamidae (hippopotamuses) Cetacea (whales) (or Cetancodonta)

Classification

• Order Artiodactyla (even-toed ungulates)
  • Tylopoda (camelids)
  • Artiofabula (ruminants, pigs, peccaries, whales, and dolphins)
    • Suina (pigs and peccaries)
    • Cetruminantia (ruminants, whales, and dolphins)
      • Suborder Ruminantia (antelope, buffalo, cattle, goats, sheep, deer, giraffes, and chevrotains)
        • Family Antilocapridae (pronghorn)
        • Family Bovidae, 135 species (antelope, bison, buffalo, cattle, goats, and sheep)
        • Family Cervidae, 55~94 species (deer, elk, and moose)
        • Family Giraffidae, 2 species (giraffes, okapis)
        • Family Moschidae, 4~7 species (musk deer)
        • Family Tragulidae, 6~10 species (chevrotains, or mouse deer)
      • Suborder Whippomorpha (aquatic or semi-aquatic even-toed ungulates)
        • Infraorder Ancodonta
          • Family Hippopotamidae, 2 species (hippopotamuses)
        • Infraorder Cetacea (whales, dolphins, and porpoises)
          • Mysticeti (baleen whales)
            • Family Balaenidae, 2~4 species (right whales and bowhead whales)
            • Family Balaenopteridae, 6~9 species (rorquals)
            • Family Eschrichtiidae, 1 species (gray whale)
            • Family Neobalaenidae, 1 species (pygmy right whale)
          • Odontoceti (toothed whales, dolphins, and porpoises)
            • Superfamily Delphinoidea (dolphins, arctic whales, porpoises, and relatives)
              • Family Delphinidae, 38 species (dolphins, killer whales, and relatives)
              • Family Monodontidae, 2 species (beluga and narwhal)
              • Family Phocoenidae, 6 species (porpoises)
            • Superfamily Physeteroidea (sperm whales)
              • Family Kogiidae, 2 species (pygmy and dwarf sperm whales)
              • Family Physeteridae, 1 species (common sperm whale)
            • Superfamily Ziphoidea (beaked whales)
              • Family Ziphidae, 22 species (modern beaked whales)
            • Superfamily Platanistoidea (river dolphins)
              • Family Iniidae, 1~3 species (South American river dolphin(s))
              • Family Lipotidae, 1 species (baiji or Chinese river dolphin)
              • Family Platanistidae, 1~2 species (Asian river dolphin(s))
              • Family Pontoporiidae, 1 species (La Plata dolphin)