The order Cetacea /sˈtʃə/ includes the marine mammals that ar for ordinar kent as whauls, dowphins, an porpoises.

Cetaceans[1]
Temporal range: 53.5–0 Ma
Early Eocene – Present
Humpback whaul breachin
Scientific classification e
Kinrick: Animalia
Phylum: Chordata
Cless: Mammalia
Order: Artiodactyla
Suborder: Whippomorpha
Infraorder: Cetacea
Brisson, 1762
Suborders

Mysticeti
Odontoceti
Archaeoceti
(see text for faimilies)

Diversity
Aroond 88 species.

References

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  1. Mead, J. G.; Brownell, R. L., Jr. (2005). "Order Cetacea". In Wilson, D. E.; Reeder, D. M (eds.). Mammal Species of the World (3rd ed.). Johns Hopkins University Press. pp. 723–743. ISBN 978-0-8018-8221-0. OCLC 62265494.CS1 maint: ref=harv (link)