• (n. pl.) An order of the Entomostraca.
Cla·doc'e·ra noun plural [ New Latin , from Greek ... a sprout + ... a horn.] (Zoology) An order of the Entomostraca. » They have a bivalve shell, covering the body but not the head, and from four to six pairs of legs and two pairs of antenæ, for use in swimming. They mostly inhabit...