Eyelids dusky (except in ♀); a black patch on jugulum of ♂. ♀. Throat tinged with yellow. Hab. Eastern Province of North America; in winter south to Panama … var. philadelphia.
Eyelids white; no black patch on jugulum. ♀. Throat not tinged with yellow. Hab. Western and Middle Province of United States; in winter south to Costa Rica (Western Coast) … var. macgillivrayi.
Geothlypis trichas, Caban.
MARYLAND YELLOW-THROAT; BLACK-MASKED GROUND WARBLER.
Turdus trichas, Linn. S. N. 1766, 293. Sylvia trichas, Lath.; Aud., etc. Geothlypis trichas, Cab. Mus. Hein. 1850, 16.—Baird, Birds N. Am. 241; Rev. 220.—Gundlach, Cab. Jour. 1861, 326 (Cuba).—Sclater, Catal. 1861, 27, No. 167.—March, Pr. A. N. Sc. 1863, 293.—Lord, Pr. R. Art. Inst. Woolwich, IV, 1864, 115 (N. W. Boundary).—Jones, Nat. Bermuda, 29.—Samuels, 205.—Cooper, Orn. Cal. 1, 1870, 95. Sylvia marilandica, Wilson. Trichas mar. Bon. Regulus mystaceus, Stephens. Trichas personatus, Swainson. Sylvia roscoe, Aud. Trichas brachydactylus, Swains.
Other localities quoted: Xalapa, Oaxaca, Cordova, Scl. Guatemala, Scl. & Salv. Bahamas, Bryant. Costa Rica, Cab.; Lawr. Orizaba (autumn), Sum. Yucatan, Lawr.
Figures: Vieill. Ois. II, pl. xxviii, xxix.—Aud. Orn. Biog. I, II, V, pl. xxiii, cii, ccxl.—Wils. I, pl. vi, fig. 1.—Buffon, Pl. enl. 709, fig. 2.
Geothlypis trichas.
26017
Sp. Char. (No. 26,024 ♂.) Wings a little shorter than the somewhat graduated tail. Bill slender, the depth contained about two and a half times in distance from nostrils to tip. First quill about equal to seventh. Forehead to above the anterior edge of the eye, and across the entire cheeks, ears, and jaws, and ending in an angle on sides of neck, black, with a suffusion of hoary bluish-gray behind it on the crown and sides of neck; the occipital and nuchal region grayish-brown, passing insensibly into the olive-green of the upper parts. Chin, throat, jugulum, edge of wing and crissum rich yellow (the latter paler); rest of under parts, with lining of wings, yellowish-white, the sides tinged with brownish; outer primary edged with whitish, the others with olive-green. Bill black; legs yellowish. Total length, 4.40; wing, 2.15; tail, 2.30; graduation, .25; width of outer tail-feather, .28; difference between first and third quills, .15; length of bill from forehead, .52; from nostril, .30; along gape, .60; tarsus, .75; middle toe and claw, .66; claw alone, .18; hind toe and claw, .48; claw alone, .26.