Page:Birds of North and Middle America partV Ridgway.djvu/57

Rh slaty; interscapulars with concealed basal portion extensively white; under parts, including malar region, plain white (sometimes tinged with buffy), passing into grayish on flanks; tibial feathers black basally, extensively white terminally (the posterior side of thighs sometimes uniform black); under tail-coverts black, often (irrespective of locality) tipped or barred with white, rarely mostly white; bill black; iris carmine red; legs and feet dusky (bluish gray in life ?); length (skins), 179-205 (194); wing, 87-99 (92.1); tail, 64-79 (71); culmen, 26-31.5 (28.5); tarsus, 33-37 (34.2); middle toe, 20-23.5 (21.3).

Adult female. — Above plain chestnut, darker on pileum, paler and duller on rump, the tail and primaries more brownish chestnut; loral and orbital regions dusky, passing into chestnut on auricular region; under parts (including greater part of malar region) plain white (sometimes tinged more or less with buffy), passing through pale buffy grayish into pale buffy brown or cinnamon on flanks; under tail-coverts light chestnut; thighs mixed light chestnut and buffy whitish; bill varying from horn brown to nearly black; iris carmine red; legs and feet horn color or dusky (bluish gray in life ?); length (skins), 169-220 (190); wing, 83-96 (89.4); tail, 64.5-75.5 (70.2); culmen, 25-30.5 (28.1); tarsus, 32-36.5 (34.2); middle toe, 20-23.5 (21.8).

Immature male. — Similar to the adult male but wing-coverts without white tips (the greater coverts sometimes narrowly tipped with