"Querquedula (N.) carolinensis. American Green-winged Teal. Bill black; feet bluish-gray: iris brown. A white crescent in front of wing. Head and upper neck rich chestnut, blackening on chin, with a glossy green patch behind each eye blackening on its lower border and on the nape where it meets its fellow among the lengthened feathers of the parts, bordered below by a more or less evident whitish line, which may often be traced to the angle of the mouth. Upper parts and flanks waved with narrow black bars on a whitish ground. Under parts white, becoming, becoming buff or fawn-colored on breast, nebulated with gray, on the breast with numerous sharp circular black spots; fore neck and sides of breast waved like the upper parts. Crissum black, with a buff or creamy patch on each side. Primaries and wing-coverts leaden gray; speculum velvety purplish-black on outer half, the inner half rich green; bordered in front with chestnut, fawn or whitish tips of the greater coverts, behind by white tips of secondaries, interiorly with purplish-black stripes on the outer webs of the lengthened secondaries." Elliot Coues, 1884

American Green-winged Teal

"Querquedula (N.) carolinensis. American Green-winged Teal. Bill black; feet bluish-gray: iris brown.…