Cypr[ae]a

from The Collaborative International Dictionary of English v.0.48

Cypraea \Cy*pr[ae]"a\ (s?-pr?"?), n. [NL.; cf. Gr. ???? a name
   of Venus.] (Zool.)
   A genus of mollusks, including the cowries. See {Cowrie}.
   [1913 Webster]