![]() Axillary incision: Diptera an incision on inner margin of wing, near base, which separates the alula from the main part.Įxplanation of Terms Used in Entomology John. Air-sacs or vesicles: pouch-like expansions of tracheal tubes in heavy insects, capable of inflation and supposed to lessen specific gravity.Īxillary excision: = a. SmithĪxillary lobe: the sclerite covering the base of the wing in Diptera see also alula and posterior lobe.Īlulet: Diptera: the lobe at basal posterior part of wing = alar appendage posterior lobe: and has been used as = alula.Īileron: the scale covering the base of primaries in some insects see tegulae in Diptera = alula and squama, q.v. Locomotion: organs of, are legs and wings.Įxplanation of Terms Used in Entomology John. Lobulus: the partly separated portion of the wings of some flies and of secondaries in some Hymenoptera: also used as = alula q.v. knocked off his left alula and primaries on a strut - went fluttering and spinning down two thousand feet and crashed. Two years ago a boy who had just graduated from orange wings tried it. While it was cycling I opened my left wing and thumbed the alula control - I had noticed a tendency to sideslip the last time I was airborne. They're lovely - titanalloy struts as light and strong as bird bones, tension-compensated wrist-pinion and shoulder joints, natural action in the alula slots, and automatic flap action in stalling. The Past Through Tomorrow Heinlein, Robert A. Viki remembers the mysterious figure in the dark calling her ' alula' and, as she does some research, the first of a series of startling events that will change her life forever unfold.īut the alula opened properly and I decided I must have been overcontrolling, easy to do with Storer-Gulls they're extremely maneuverable. noun tuft of small stiff feathers on the first digit of a bird's wing.noun scalelike structure between the base of the wing and the halter of a two-winged fly.Wing, Bird Wing, Angel Wing, Feathers, Alula Angel Wings Art. A small projection on the anterior edge of the wing on some birds.įrom WordNet 3.0 Copyright 2006 by Princeton University. Wing Bird Wing Angel Wing png photos as transparent and share with your friends. See under bastard.įrom Wiktionary, Creative Commons Attribution/Share-Alike License. They accomplish this feat by means of elastic compliance of connective tissue. Also called alulet and cucilleron.įrom the GNU version of the Collaborative International Dictionary of English. Variable feather overlap enables birds to morph their wings, unlike aircraft. A similar appendage beneath each elytron of some water-beetles.In entomology: The small membranous appendage or scale situated at the base of each wing of many dipterous insects, above the halteres or poisers.In ornithology, the winglet, bastard wing, or ala spuria of a bird the packet of small feathers which grows upon the so-called thumb of a bird's wing. ![]() noun A small joint in the middle of a bird's wing, homologous with the thumb and bearing three or four quill-like feathers.From The American Heritage® Dictionary of the English Language, 5th Edition. ![]()
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