Rock shell

Also found in: Encyclopedia.
(Zool.) any species of Murex, Purpura, and allied genera.

See also: Rock

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
"We look forward to serving residents in Little Rock under the Shell banner and providing customers with quality products and exceptional services at competitive prices," said Charles Bell, president of Rivercity Energy Co., a Little Rock Shell wholesaler.
My son collects fossils from the creek, rock shells from ancient inland seas.