lantern fly(n = noun.animal) lantern-fly - large brightly marked tropical insect with a process like a snout that was formerly thought to emit light;
is a kind of plant hopper, planthopper
is a member of family fulgoridae, fulgoridae

   any one of several species of large, handsome, brightly marked, tropical hemipterous insects of the genera Laternaria, Fulgora, and allies, of the family Fulgoridæ. 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]

alder fly, american fly honeysuckle, antlion fly, aristotle's lantern, bar fly, bee fly, berna fly, black fly, blow fly, breeze fly, bull fly, burrel fly, caddice fly, caddis fly, canker fly, chalcid fly, chalcis fly, chinese lantern, chinese lantern plant, columbatz fly, crane fly, dark lantern, deer fly fever, dobson fly, dry fly, european fly honeysuckle, fairy lantern, fish fly, flesh fly, fly, fly agaric, fly amanita, fly ash, fly ball, fly blind, fly bridge, fly by, fly casting, fly contact, fly front, fly fungus, fly high, fly honeysuckle, fly in the face of, fly in the ointment, fly in the teeth of, fly off the handle, fly on, fly open, fly orchid, fly poison, fly rod, fly sheet, fly tent, fly the coop, friar's lantern, fruit fly, golden fairy lantern, golden-eyed fly, greenbottle fly, hanging fly, harvest fly, hemerobiid fly, hessian fly, horn fly, horse fly, house fly, hurricane lantern, ichneumon fly, lacewing fly, lantern, lantern jaw, lantern jaws, lantern pinion, lantern slide, lantern wheel, let fly, let fly at, long fly, louse fly, magic lantern, mediterranean fruit fly, on the fly, pomace fly, pop fly, robber fly, sacrifice fly, sand fly, scorpion fly, shoo fly, spanish fly, stink fly, stone fly, storm lantern, streamer fly, swamp fly honeysuckle, syrphus fly, tachina fly, test fly, tornado lantern, tsetse fly, tzetze (or tsetse) fly, tzetze fly, vinegar fly, warble fly, warega fly, wet fly, white fairy lantern, white fly