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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 Ostracoda
 介形亞綱

From: Webster's Revised Unabridged Dictionary (1913)

 Os·trac·o·da prop. n. pl. Zool. An order of Entomostraca possessing shrimplike bodies enclosed in hard bivalve shells; called also seed shrimp and mussel shrimp.  They were formerly referred to as Ostracoidea.  They are of small size, and swim freely about;  many are less than 1 mm in length.  Microfossils of certain extinct orders have been found extending back to the Cambrian age.
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From: Webster's Revised Unabridged Dictionary (1913)

 Os·tra·coi·de·a n. pl.  Zool. An order of Entomostraca possessing hard bivalve shells.  They are of small size, and swim freely about.  Now usually written Ostracoda. [archaic]
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From: WordNet (r) 2.0

 Ostracoda
      n : seed shrimps [syn: subclass Ostracoda]