• Suborder Odontoceti, toothed whales
  • Family Delphinidae, oceanic dolphins
    • Genus Delphinus
      • Long-Beaked Common Dolphin, Delphinus capensis
      • Short-Beaked Common Dolphin, Delphinus delphis
    • Genus Tursiops
      • Common Bottlenose Dolphin, Tursiops truncatus
      • Indo-Pacific Bottlenose Dolphin, Tursiops aduncus
      • Burrunan Dolphin, Tursiops australis, a new discovered species from sea around Melbourne in September 2011.^[8]
    • Genus Lissodelphis
      • Northern Rightwhale Dolphin, Lissodelphis borealis
      • Southern Rightwhale Dolphin, Lissodelphis peronii
    • Genus Sotalia
      • Tucuxi, Sotalia fluviatilis
      • Costero, Sotalia guianensis
    • Genus Sousa
      • Indo-Pacific Hump-backed Dolphin, Sousa chinensis
        • Chinese White Dolphin (the Chinese variant), Sousa chinensis chinensis
      • Atlantic Humpbacked Dolphin, Sousa teuszii
    • Genus Stenella
      • Atlantic Spotted Dolphin, Stenella frontalis
      • Clymene Dolphin, Stenella clymene
      • Pantropical Spotted Dolphin, Stenella attenuata
      • Spinner Dolphin, Stenella longirostris
      • Striped Dolphin, Stenella coeruleoalba
    • Genus Steno
      • Rough-Toothed Dolphin, Steno bredanensis
    • Genus Cephalorhynchus
      • Chilean Dolphin, Cephalorhynchus eutropia
      • Commerson's Dolphin, Cephalorhynchus commersonii
      • Heaviside's Dolphin, Cephalorhynchus heavisidii
      • Hector's Dolphin, Cephalorhynchus hectori
    • Genus Grampus
      • Risso's Dolphin, Grampus griseus
    • Genus Lagenodelphis
      • Fraser's Dolphin, Lagenodelphis hosei
    • Genus Lagenorhynchus
      • Atlantic White-Sided Dolphin, Lagenorhynchus acutus
      • Dusky Dolphin, Lagenorhynchus obscurus
      • Hourglass Dolphin, Lagenorhynchus cruciger
      • Pacific White-Sided Dolphin, Lagenorhynchus obliquidens
      • Peale's Dolphin, Lagenorhynchus australis
      • White-Beaked Dolphin, Lagenorhynchus albirostris
    • Genus Orcaella
      • Australian Snubfin Dolphin, Orcaella heinsohni
      • Irrawaddy Dolphin, Orcaella brevirostris
    • Genus Peponocephala
      • Melon-headed Whale, Peponocephala electra
    • Genus Orcinus
      • Killer whale (Orca), Orcinus orca
    • Genus Feresa
      • Pygmy Killer Whale, Feresa attenuata
    • Genus Pseudorca
      • False Killer Whale, Pseudorca crassidens
    • Genus Globicephala
      • Long-finned Pilot Whale, Globicephala melas
      • Short-finned Pilot Whale, Globicephala macrorhynchus
    • Genus †Australodelphis
      • †Australodelphis mirus
  • Family Platanistidae
    • Ganges and Indus River Dolphin, Platanista gangetica with two subspecies
      • Ganges River Dolphin (or Susu), Platanista gangetica gangetica
      • Indus River Dolphin (or Bhulan), Platanista gangetica minor
  • Family Iniidae
    • Amazon River Dolphin (or Boto), Inia geoffrensis
  • Family Lipotidae
    • Baiji (or Chinese River Dolphin), Lipotes vexillifer (possibly extinct, since December 2006)
  • Family Pontoporiidae
    • La Plata Dolphin (or Franciscana), Pontoporia blainvillei

Six species in the family Delphinidae are commonly called "whales", but genetically are dolphins. They are sometimes called blackfish.

• Melon-headed Whale, Peponocephala electra
• Killer whale (Orca), Orcinus orca
• Pygmy Killer Whale, Feresa attenuata
  

  

  Wolphin Kawili'Kai at the Sea Life Park in Hawaii.
• False Killer Whale, Pseudorca crassidens
• Long-finned Pilot Whale, Globicephala melas
• Short-finned Pilot Whale, Globicephala macrorhynchu

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