from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A shell or tube formed by an annelid, such as a serpula.
from the GNU version of the Collaborative International Dictionary of English
- n. A shell or tube formed by an annelid, as a serpula.
from The Century Dictionary and Cyclopedia
- n. A bivalve mollusk with tubular siphonal sheath; a tube-shell.
- Having a tubular or fistulous shell.
From tube and valve. (Wiktionary)