pen shell


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pen shell

n.
Any of several large marine bivalve mollusks of the family Pinnidae, having a thin wedge-shaped or fan-shaped shell.

[From the resemblance of their shells to quill pens .]
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.
References in periodicals archive ?
Deborah Jeffrey was called after the marker pen shell, which turned out to be stuffed with pins and propellent, was found in Nadeem Muhammad's bag at Manchester Airport.
On our visit, the Daily Special starter was Pen Shell Clams, something rare from Bicol.
Relative growth rates of the noble pen shell Pinna nobilis throughout ontogeny around the Balearic Islands (Western Mediterranean, Spain).
Sea grass Pen shell (Atrina vexillum 352.0 [+ or -] 24.0 Pen shell (Pinna bicolor) 502.0 [+ or -] 34.0 Pen shell (Pinna muricata) 415.0 [+ or -] 21.0 D.
He anxiously awaited the arrival of pen shell, flown in specifically for our photo shoot.
This tiny treasure of red dyed pen shell with mother-of-pearl inlay caught our eye.
Toss in some plastic pipe, a Bic pen shell and assorted hardware, and you have a new way to build a telescope that literally makes stargazing a lot less of a pain in the neck.
Going forward, we want to keep the Kalco product niche and base, and want to expand the look," Stephenson said, adding that the company may use wood, mother-of-pearl and pen shell in future designs.
-- The two specimens were found in a single specimen of the pen shell Atrina seminuda (Lamarck) collected on the beach at South Padre Island.
Bonoan designs urns as rectangles, obelisks, spheres, pyramids in mother-of-pearl, capiz, pen shell and black lip shells.
ABSTRACT The pen shell Atrina maura has economic importance in northwestern Mexico, but limitations to rear larvae in hatcheries increased the interest of scientists and producers to study aspects of reproduction and larval cultivation.