| entomostraca | (n) in some older classifications includes the Branchiopoda and Copepoda and Ostracoda and Cirripedia; no longer in technical use, Syn. subclass Entomostraca |
| Entomostraca | ‖n. pl. [ NL., fr. Gr. &unr_; cut in pieces + &unr_; burnt clay, the hard shell of Testacea. ] (Zoöl.) One of the subclasses of Crustacea, including a large number of species, many of them minute. The group embraces several orders; as the |
| Entomostracan | a. (Zoöl.) Relating to the Entomostraca. -- |