Page:Birds of North and Middle America partV Ridgway.djvu/146

118 :::::: g. Darker, the back, etc., raw-umber brown, the chest mouse gray. (British Honduras) Formicarius moniliger intermedius (p. 121).
 * gg. Paler, the back, etc., light olive-brown (or between broccoli brown and isabella color), the chest drab-gray. (Yucatan.)

Formicarius moniliger pallidus (p. 121).
 * ee. No rusty or cinnamomeous collar across foreneck. (Eastern Costa Rica and eastern Nicaragua)

Formicarius moniliger umbrosus (p. 122).
 * dd. Under tail-coverts wholly, or for much the greater part, rusty, tawny, or cinnamomeous.
 * e. Forehead lighter and more rufescent or cinnamomeous brown than crown.
 * f. Larger (wing averaging 93.5 in adult male, 91 in adult female); color of under parts more slaty, the under tail-coverts darker rusty. (South-western Costa Rica and western Panamá.)

Formicarius moniliger hoffmanni (p. 123).
 * ff. Smaller (wing averaging 87 in adult male, 86.9 in adult female); color of under parts more brownish or more strongly suffused with olive or buffy, the under tail-coverts paler, more tawny. (Eastern Panamá.)

Formicarius moniliger panamensis (p. 124).
 * ee. Forehead concolor with crown (not more rufescent or cinnamomeous).
 * f. White loral spot small, sometimes obsolete; under parts nearly uniform deep brownish gray; under tail-coverts rufous-tawny. (Trinidád, Venezuela, and adjacent coast district of Colombia.)

Formicarius moniliger saturatus (extralimital).
 * ff. White loral spot large, conspicuous; under parts clear brownish gray, fading into nearly white on lower abdomen; under tail-coverts clear tawny. (British Guiana.)

Formicarius moniliger crissalis (extralimital).
 * bb. Chest chestnut or rufous-tawny.
 * c. Pileum rusty brown or chestnut. (Western Panamá to eastern Costa Rica; northwestern Colombia?)

Formicarius rufipectus (p. 125).
 * cc. Pileum black. (Eastern Ecuadór.)

Formicarius thoracicus (extralimital).

FORMICARIUS ANALIS NIGRICAPILLUS (Ridgway).

Adult male. — Head, all round, and chest uniform sooty black, this gradually passing through sooty blackish slate on upper breast into brownish slate-gray on abdomen, where (in fresh plumage) the feathers are margined terminally with dull buffy whitish; sides and flanks similar in color to breast, but faintly tinged with olive; hindneck, sides of neck and general color of upper parts plain dark vandyke