Found 1 definition: ostracoda.
[WORDNET DICTIONARY]
Noun ostracoda has 1 senses
ostracoda(n = noun.animal) subclass ostracoda - seed shrimps;
is a kind of class
is a member of class crustacea, crustacea
[CIDE DICTIONARY]
ostracoda, prop. n. pl.
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. [1913 Webster]
[RELATED WORDS]
subclass ostracoda