alula

Other Definitions
alula (enc)

Noun	1.	alula - scale-like structure between the base of the wing and the halter of a two-winged fly calypter squama - a protective structure resembling a scale fly - two-winged insects characterized by active flight
	2.	alula - tuft of small stiff feathers on the first digit of a bird's wing bastard wing, spurious wing feather, plumage, plume - the light horny waterproof structure forming the external covering of birds wing - a movable organ for flying (one of a pair)

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