fasciolaria tulipa

from The Collaborative International Dictionary of English v.0.48

Tulip-shell \Tu"lip-shell`\, n. (Zool.)
   A large, handsomely colored, marine univalve shell
   ({Fasciolaria tulipa}) native of the Southern United States.
   The name is sometimes applied also to other species of
   {Fasciolaria}.
   [1913 Webster]