fly

(fli). A dipterous or two-winged insect. black f., the sand-fly or buffalo gnat. See Similium. blow-f., a fly, Mus’ca tomilo’ria, which lays its eggs in flesh. bot f. Same as warble f’s. heel-f. See Hypoderma. horn f. He am a to’bia serra’ta, a biting tly which attacks cattle. screw-worm f., a fly, Chrysomy’ia macella’ria, which lays its eggs on the surface of wounds of animals, whence the larve burrow into the ti ues. stable-f. See Stomoxys calcitrans. warble f's, a group of flies of the genus Cstrus, the larve of which burrow through the skin of animals.