Orcininae

Orcininae is a contested subfamily of oceanic dolphins composed of 1 living and 3 extinct genera.^[1][2] It may be superseded by Delphinidae.^[3] Its only extant member is the orca (Orcinus orca); all other extant genera formerly classified in it have been moved out.^[4]

Orcininae
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Artiodactyla
Infraorder:	Cetacea
Family:	Delphinidae
Subfamily:	Orcininae

Orcininae is thought to be one of the most basal members of Delphinidae, with only the Atlantic white-sided dolphin (Lagenorhynchus acutus) being more basal.^[5]

Classification

Orcinus citoniensis

• Arimidelphis †
  • Arimidelphis sorbinii †
• Hemisyntrachelus †
  • Hemisyntrachelus cortesii
  • Hemisyntrachelus pisanus
• Orcinus
  • Orcinus citoniensis †
  • Orcinus meyeri †
  • Orcinus orca
  • Orcinus paleorca †
• Platalearostrum †
  • Platalearostrum hoekmani †