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plutei |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Pluteus \Plu"te*us\, n.; pl L. {Plutei}, E. {Pluteuses}. [L., a shed.] (Zo["o]l.) The free-swimming larva of sea urchins and ophiurans, having several long stiff processes inclosing calcareous rods.