Zoology: General

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Balanidae

A Dictionary of Zoology | 1999 | | Copyright

Balanidae (acorn barnacles; order Thoracica, suborder Balanomorpha) Family of radially symmetrical, balanomorph barnacles in which the third pair of cerci resemble the second rather than the fourth, and in which there are no caudal appendages. The family includes the familiar barnacles exposed at low tide, of the genus Balanus, which has been divided into 10 subgenera.

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

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

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

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Balanidae

A Dictionary of Earth Sciences | 1999 | | Copyright

Balanidae (acorn barnacles; order Thoracica, suborder Balanomorpha) Family of radially symmetrical, balanomorph (sessile symmetrical) barnacles, including the familiar barnacles of the genus Balanus exposed at low tide and characteristic of the littoral zone. Balanus has a fossil record extending back to the Eocene.

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AILSA ALLABY and MICHAEL ALLABY. "Balanidae." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 30 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "Balanidae." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 30, 2012). http://www.encyclopedia.com/doc/1O13-Balanidae.html

AILSA ALLABY and MICHAEL ALLABY. "Balanidae." A Dictionary of Earth Sciences. 1999. Retrieved May 30, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-Balanidae.html

Learn more about citation styles