beroe

from WordNet (r) 3.0 (2006)

beroe
    n 1: delicately iridescent thimble-shaped ctenophores

from The Collaborative International Dictionary of English v.0.48

Beroe \Ber"o*e\, n. [L. Beroe, one of the Oceanid[ae] Gr. ?: cf.
   F. bero['e].] (Zool.)
   A small, oval, transparent jellyfish, belonging to the
   Ctenophora.
   [1913 Webster]