jingle shell
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jingle shell
n.
Any of several marine bivalve mollusks of the family Anomiidae, having a thin translucent rounded yellowish or grayish shell.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.