Wing-shell
Wing´-shell`
n. | 1. | (Zool.) Any one of various species of marine bivalve shells belonging to the genus Avicula, in which the hinge border projects like a wing. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
n. | 1. | (Zool.) Any one of various species of marine bivalve shells belonging to the genus Avicula, in which the hinge border projects like a wing. |