tusk shell

Any of various burrowing marine mollusks of the class Scaphopoda, having a long, tapering, slightly curved tubular shell. Also called scaphopod, tooth 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.

tusk shell

(Animals) any of various burrowing seashore molluscs of the genus Dentalium and related genera that have a long narrow tubular shell open at both ends: class Scaphopoda. Also called: tooth shell

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

tusk shell - any of various seashore mollusks having a tapering tubular shell open at each end and a foot pointed like a spade for burrowing

tooth shell

scaphopod - burrowing marine mollusk

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References in periodicals archive

Then we had elephant tusk shells with vermicelli, prawns with special sauce, stewed beef short ribs, Chinese lettuce with shrimp paste in pot, steamed lapu-lapu, Hong Kong chicken in pot, Efu noodles with sea cucumber and mushrooms, and steamed suahe.

'Asado,' 'char siu,' Efu noodles and other authentic HK dishes-in Manila

The scaphopods (or "tusk shells") burrow into sea-floor sediment using their muscular "foot" and live head-down.

Head down in the Paleozoic sea; this may be how one clam-like mollusc made its living 400 million years ago

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