from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of the genus Fissurella of marine gastropod mollusks.
from the GNU version of the Collaborative International Dictionary of English
- n. A genus of marine gastropod mollusks, having a conical or limpetlike shell, with an opening at the apex; -- called also keyhole limpet.
from The Century Dictionary and Cyclopedia
- n. The typical genus of keyhole-limpets of the family Fissurellidæ. F. nodosa is an example.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. type genus of the family Fissurellidae: keyhole limpets
From the genus name. (Wiktionary)