'Wing-shell' definitions:
Definition of 'Wing-shell'
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Wing-shell \Wing"-shell`\, n. (Zool.)
(a) Any one of various species of marine bivalve shells
belonging to the genus Avicula, in which the hinge
border projects like a wing.
(b) Any marine gastropod shell of the genus Strombus. See
Strombus.
(c) Any pteropod shell.
[1913 Webster]
