wing-coverts

On lifting the wing-coverts they are seen to arise from two tubular horny sheaths, which diverge from near the point of junction of the carpal bones.

The Malay Archipelago 2004

Pigeons very wary, mostly of the green sort with whitish wing-coverts; a pretty small-sized Jay occurs, with a jerking bobtailed flight, a strong-billed Parus, of the climbing sub-genus,

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith

The secondaries and greater wing-coverts are white, contrasting vividly, as the bird flies, with the black primaries.

Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" Various

There were heads then, plenty of them, and every one, evidently, had been turned back and buried in the warm wing-coverts.

Roof and Meadow Dallas Lore Sharp 1899

He was the handsomest member of the _Picidæ_ family I have ever seen -- his upper parts glossy black, some portions showing a bluish iridescence; his belly rich sulphur yellow, a bright red median stripe on the throat, set in the midst of the black, looking like a small necktie; two white stripes running along the side of the head, and a large white patch covering the middle and greater wing-coverts.

Birds of the Rockies 1896

But his plumage is still more variegated, for he bears a conspicuous white spot on the greater wing-coverts, and his breast is daintily tinted with chestnut-brown, abruptly cut off from the blue of the throat, while the remaining under parts are snowy white.

Birds of the Rockies 1896

The male is a trig and handsome fellow, giving you the impression of a well-dressed gentleman in his Sunday suit of black, "with more or less of a slaty cast," as Ridgway puts it, the middle and greater wing-coverts bearing a conspicuous white patch which is both a diagnostic marking and a real ornament.

Birds of the Rockies 1896

The upper parts were brownish-gray of various shades, the wings and tail for the most part dusky, the wing-coverts, tertials, and some of the quills bordered and tipped with white, also the tail.

Birds of the Rockies 1896

Tits swung and frolicked among the tree-tops, and a jay flew off noisily with a flash of azure wing-coverts and volley of harsh discordant cries.

The History of Sir Richard Calmady A Romance Lucas Malet 1891

Male: black; the rump, breast, belly, and lesser wing-coverts chestnut.

Citizen Bird Scenes from Bird-Life in Plain English for Beginners Elliott Coues 1870