pteroceras

1 definition found

pteroceras - Collaborative International Dictionary of English v.0.48 :

  Pteroceras \Pte*roc"e*ras\, n. [NL., fr. Gr. ? a wing + ? a
     horn.] (Zool.)
     A genus of large marine gastropods having the outer border of
     the lip divided into lobes; -- called also scorpion shell.
     [1913 Webster]