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: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
porifera
CIDE DICTIONARY
porifera, n. pl. [NL., fr. L. porus pore + ferre to bear.].
A grand division of the Invertebrata, including the sponges; -- called also Spongiæ , Spongida , and Spongiozoa . The principal divisions are Calcispongiæ, Keratosa or Fibrospongiæ, and Silicea. [1913 Webster]
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