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BRACHIOPODA

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Originally appearing in Volume V04, Page 360 of the 1911 Encyclopedia Britannica.
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BRACHIOPODA , an important and well-defined but extremely isolated class of invertebrates. The See also:

group may be defined as follows: Sessile solitary Coelomata with bivalved shells usually of unequal See also:size and arranged dorso-ventrally. The See also:head is produced into ciliated arms bearing tentacles. They reproduce sexually, and with doubtful exceptions are of See also:separate sexes. The name Brachiopod ((3pax1cov, an See also:arm, and 7rous, 7roSbs, a See also:foot) was proposed for the class by F. See also:Cuvier in 18o5, and by A. M. C. Dumeril in 1809, and has since been very extensively adopted.

End of Article: BRACHIOPODA

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