Delphinoidea

Delphinoidea is the largest group of toothed whales with 66 genera in 6 families. The largest living member of the superfamily is the killer whale, which can reach 6 tons, while the smallest is the vaquita.

Taxonomy
Based on McGowen et al., 2019

Superfamily Delphinoidea
 * Family †Albireonidae
 * Genus Albireo
 * Family Delphinidae
 * Subfamily Delphininae
 * Genus Delphinus
 * Genus Lagenodelphis
 * Genus Sotalia
 * Genus Sousa
 * Genus Stenella
 * Genus Tursiops
 * Subfamily Globicephalinae
 * Genus †Astadelphis
 * Genus Feresa
 * Genus Globicephala
 * Genus Grampus
 * Genus Orcaella
 * Genus Peponocephala
 * Genus Pseudorca
 * Genus Steno
 * Subfamily Lissodelphininae
 * Genus Cephalorhynchus
 * Genus Lissodelphis
 * Subfamily Orcininae
 * Genus †Arimidelphis
 * Genus †Eodelphinus
 * Genus †Hemisyntrachelus
 * Genus Orcinus
 * Subfamily incertae sedis
 * Genus †Australodelphis
 * Genus †Etruridelphis
 * Genus Lagenorhynchus
 * Genus †Sinanodelphis
 * Family †Kentriodontidae
 * Subfamily Kentriodontinae
 * Genus Belonodelphis
 * Genus Delphinodon
 * Genus Heterodelphis
 * Genus Incacetus?
 * Genus Kentriodon
 * Genus Lamprolithax
 * Genus Loxolithax
 * Genus Macrokentriodon
 * Genus Microphocaena
 * Genus Rudicetus
 * Genus Tagicetus
 * Subfamily Lophocetinae
 * Genus Hadrodelphis
 * Genus Liolithax
 * Genus Lophocetus
 * Genus Platyvercus
 * Subfamily Pithanodelphininae?
 * Genus Atocetus?
 * Genus Leptodelphis?
 * Genus Pithanodelphis?
 * Genus Sarmatodelphis?
 * Genus Sophianacetus?
 * Subfamily Kampholophinae?
 * Genus Kampholophos?
 * Family Monodontidae
 * Subfamily Delphinapterinae
 * Genus †Bohaskaia
 * Genus Delphinapterus
 * Genus † Denebola
 * Subfamily Monodontinae
 * Genus Monodon
 * Family † Odobenocetopsidae
 * Genus Odobenocetops
 * Family Phocoenidae
 * Genus †Archaeophocaena
 * Genus †Australithax
 * Genus †Brabocetus
 * Genus †Haborophocoena
 * Genus †Lomacetus
 * Genus †Miophocaena
 * Genus Neophocaena
 * Genus †Numataphocoena
 * Genus Phocoena
 * Genus Phocoenoides
 * Genus †Piscolithax
 * Genus †Pterophocaena
 * Genus †Salumiphocaena
 * Genus †Semirostrum
 * Genus †Septemtriocetus
 * Familia incertae sedis
 * Genus †Graamocetus
 * Genus †Miodelphis
 * Genus †Nannolithax
 * Genus †Oedolithax
 * Genus †Palaeophocaena
 * Genus †Platylithax
 * Genus †Protodelphinus