Crustaceous

[krʌ'steiʃjәs]

(adj.) being or having or resembling a hard crust or shell .

(adj.) of or belonging to the class Crustacea .

Edited by Kathleen--From WordNet

(a.) Pertaining to, or of the nature of, crust or shell; having a crustlike shell.

(a.) Belonging to the Crustacea; crustacean.

Checker: Virgil

a. Crustacean.

Checked by Benita