Inoceramus

1 definition found

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

  Inoceramus \In`o*cer"a*mus\, n. [NL., fr. Gr. 'i`s, 'ino`s, a
     muscle + ? an earthen vessel.] (Paleon.)
     An extinct genus of large, fossil, bivalve shells, allied to
     the mussels. The genus is characteristic of the Cretaceous
     period.
     [1913 Webster]