Delphinoidea

Delphinoidea (order Cetacea, suborder Odontoceti) A superfamily that comprises the families Delphinidae, Phocoenidae, Stenidae, and Monodontidae, a large group of small cetaceans with teeth in both jaws and usually a prominent dorsal fin. Most are active predators, but Sousa (the white or long-backed dolphin), of the coasts and rivers of the Old World tropics, is herbivorous.

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MICHAEL ALLABY. "Delphinoidea." A Dictionary of Zoology. 1999. Encyclopedia.com. 30 May. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "Delphinoidea." A Dictionary of Zoology. 1999. Encyclopedia.com. (May 30, 2012). http://www.encyclopedia.com/doc/1O8-Delphinoidea.html

MICHAEL ALLABY. "Delphinoidea." A Dictionary of Zoology. 1999. Retrieved May 30, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O8-Delphinoidea.html

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