Orcinus

Orcinus is a genus of four species of oceanic dolphins: O. orca (the killer whale), the only extant species, and the three extinct species O. paleorca, O. citoniensis and O. meyeri.[2]

Orcinus
Temporal range: Miocene–Holocene
The killer whale (O. orca) is the only extant member of the genus
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Artiodactyla
Infraorder: Cetacea
Family: Delphinidae
Genus: Orcinus
Fitzinger, 1860[1]
Species
Synonyms[2]

Orcinus was once classified in the subfamily Orcininae, but this is no longer supported. The other members of Orcininae were moved to Globicephalinae, and the relation of Orcinus with other dolphins is unknown.[3]

Delphinidae
Delphinidae
 
 
Globicephalinae
 

Risso's dolphin

 
 
 
 
 

Pilot whale

 
 
 

Pygmy killer whale

 
 

Melon-headed whale

 
 
 
 

False killer whale

 
 
 
 
 

Snubfin dolphin

 
 
 

Orcinus

 
 
 

other dolphins

 
 
Orcinus and Globicephalinae[3]

References
  1. "Orcinus Fitzinger, 1860". Integrated Taxonomic Information System. Retrieved 29 August 2017.
  2. Orcinus at fossilworks.org (retrieved 29 August 2017)
  3. Cunha, H. A.; Moraes, L. C.; Medeiros, B. V.; Lailson-Brito, Jr, J.; da Silva, V. M. F.; Solé-Cava, A. M.; Schrago, C. G. (2011). "Phylogenetic Status and Timescale for the Diversification of Steno and Sotalia Dolphins". PLoS One. 6 (12): e28297. doi:10.1371/journal.pone.0028297. PMC 3233566. PMID 22163290.


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