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Porifera

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Definitions of Porifera

Pronunciation : Po*rif"e*ra
Part of Speech : n.
Etymology : [NL., fr. L. porus pore + ferre to bear.] (Zo?l.)
Definition : Defn: A grand division of the Invertebrata, including the sponges; -- called also Spongi?, Spongida, and Spongiozoa. The principal divisions are Calcispongi?, Keratosa or Fibrospongi?, and Silicea.

pl.
Source : Webster's Unabridged Dictionary, 1913

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