noun
1. obsolete : elytron
2.
a. : any of various marine bivalves of the family Pteriidae and especially the genus Pteria in which the hinge border projects like a wing
b. : a shell of the genus Strombus
c. : a pteropod shell
d. : a piddock shell
noun
1. obsolete : elytron
2.
a. : any of various marine bivalves of the family Pteriidae and especially the genus Pteria in which the hinge border projects like a wing
b. : a shell of the genus Strombus
c. : a pteropod shell
d. : a piddock shell
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012