Soft-shell

Soft″–shell′ (?), Soft″–shelled′ (?), } a. Having a soft or fragile shell.

Soft-shell clam(Zoöl.), the long clam. See Mya. — Soft-shelled crab. (Zoöl.) See the Note under Crab, 1. — Soft-shelled turtle. (Zoöl.) Same as Soft tortoise, under Soft.