Page:Birds of North and Middle America partV Ridgway.djvu/491

Rh : (?) Trochilus alricapillus, Nouv. Dict. d'Hist. Nat., vii, 1817, 354 (Paraguay; based on del faxa negra a lo largo Azara).
 * (?) Lamponiis obscura, The Hum. Bird, i, no. 4, April 1, 1891, 25 (Brazil; coll. A. Boucard; =melanism?).
 * (?) Lamponiis violicauda var., Proc. Zool. Sjc. Lond., 1879, 178 (=melanism?).

ANTHRACOTHORAX PREVOSTII PREVOSTII (Lesson). PREVOST'S MANGO. Adult male. — Above metallic bronze-green or greenish bronze; middle pair of rectrices dull dusky bronze-green, varying to dull coppery bronze, the other rectrices deep purplish maroon strongly glossed with metallic violet-purple, margined terminally (rather broadly) with black; remiges dusky brownish slate; median portion of chin and throat (broadly) velvety black; sides of chin and throat (narrowly), malar region, lower foreneck, chest, and median portion of breast and abdomen metallic bluish green, the feathers dull black or dusky beneath surface, auricular region, sides of neck, sides of chest and breast, sides, and flanks bronze-green; under tail-coverts dusky, often intermixed mth deep purplish chestnut (the latter sometimes prevailing); femoral and lumbar tufts white; bill dull black; iris dark brown; feet dusky; length (skins), 110-120 (115); wing, 63.5-68.5 (66); tail, 34-37 (35.6); culmen, 24-29 (26.2). Adult female. — Above much less bronzy than adult male, often nearly pure metallic green; lateral rectrices with brownish gray and