Gryphaea

1 definition found

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

  Gryphaea \Gry*ph[ae]"a\, prop. n. [NL., fr. I gryphus, or qryps,
     gen. gryphis, a griffin.] (Zool.)
     A genus of cretaceous fossil shells allied to the oyster.
     [1913 Webster]