lantern-fly

from WordNet (r) 3.0 (2006)

lantern-fly
    n 1: large brightly marked tropical insect with a process like a
         snout that was formerly thought to emit light [syn:
         {lantern fly}, {lantern-fly}]

from The Collaborative International Dictionary of English v.0.48

lanternfly \lanternfly\, lantern fly \lantern fly\n. (Zool.)
   any one of several species of large, handsome, brightly
   marked, tropical hemipterous insects of the genera
   {Laternaria}, {Fulgora}, and allies, of the family
   {Fulgorid[ae]}. The largest species is {Laternaria
   phosphorea} of Brazil. The head has a snoutlike process in
   some species which was formerly thought to emit a
   phosphorescent light.
   [WordNet 1.5]