Orthoceratite

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Orthoceratite \Or`tho*cer"a*tite\, n. [Ortho- + Gr. ?, ?, a
     horn.] (Zool.)
     An orthoceras; also, any fossil shell allied to Orthoceras.
     [1913 Webster]