Discophora

from The Collaborative International Dictionary of English v.0.48

Discophora \Dis*coph"o*ra\, n. pl. [NL., fr. Gr. ? disk + ? to
   bear.] (Zool.)
   A division of acalephs or jellyfishes, including most of the
   large disklike species. -- {Dis*coph"o*rous}, a.
   [1913 Webster]