fissurella Meaning, Definition & Usage

  1. noun type genus of the family Fissurellidae: keyhole limpets
    genus Fissurella.

WordNet

Fis`su*rel"la noun
Etymology
NL., dim. of L. fissura a fissure.
Definitions
  1. (Zoöl.) A genus of marine gastropod mollusks, having a conical or limpetlike shell, with an opening at the apex; -- called also keyhole limpet.

Webster 1913