342 BULLETIN 50, UIHTED STATES NATIONAL MUSEUM. 



aa. Maxilla strongly ridged laterally; feathers of pileum distinctly lanceolate, acumi- 

 nate; no chestnut or cinnamon-rufous band across hindneck. 

 6. Mandible ivory whitish or yellowish passing into dusky terminally; culmen 

 with little, if any, black; larger (wing 158, tail 185.5, culmen 117, tarsus 37.5. 



(Western Ecuador.) Pteroglossus erythropygius (extralimital).a 



bb. Mandible wholly black; culmen (broadly) black, except terminal portion; 

 smaller (wing 142-154.5, tail 153-166.5, culmen 95-118, tarsus 33-34.) (North- 

 western Colombia to northwestern Ecuador.) 



Pteroglossus sanguineus (p. 347). 



PTEROGLOSSUS TORQUATUS TORQUATUS (Gmelin). 



COLLARED ARAgARI. 



Adults {sexes alike). — Head and neck, all round, uniform glossy, 

 slightly greenish, black, the posterior outline very regular and sharply 

 defined, especially across lower foreneck; back and scapulars uniform 

 glossy dark greenish slate color or greenish slate-black, this color 

 separated from the glossy black of hindneck by a distinct and con- 

 tinuous collar of chestnut or deep cinnamon-rufous; wings and tail 

 plain, slightly glossy, olivaceous-blackish, the remiges and rectrices 

 more decidedly olive; rump and upper tail-coverts bright poppy red 

 or carmine; under parts of body canary or deep sulphur yellow, the 

 chest and breast more or less stained with bright red, center of chest 

 usually with a spot (varying in size) of black, the upper abdomen 

 crossed, from side to side, by a band of black and red, the former mostly 

 in middle portion, the latter predominating (sometimes almost to 

 exclusion of any black) laterally; thighs chestnut or deep cinnamon- 

 rufous; imder tail-coverts sulphur yellow more or less streaked or 

 intermixed with light red; under wing-coverts dull pale yellow, tinged 

 with grayish; inner webs on remiges passing on edges into pale grayish 

 yellow, except terminally; maxilla mostly pale grayish yellow, or dull 

 ivory whitish, dusky termmally, shaded with grayish olive or horn 

 color (sometimes pinkish) subbasally, margined at base with a rather 

 narrow, embossed lamina of ivory-whitish, with a series of large 

 dusky blotches along tomia (between the tooth-like projections), and 

 with a broad black stripe on basal half (more or less) of culmen, this 

 sometimes continued, more narrowly, for whole length of culmen; 

 mandible black, margined at base by a w^hite embossed lamina; iris 

 sulphur yellow to orange-yellow; bare orbital space red (Venetian 

 red or brick red to poppy red or vermilion); legs and feet greenish 

 olive, olive-green, or sage green 



Young. — Similar in coloration of to the adults, but bill very differ- 

 ent, lacking any sharply defined ''pattern/' its general color more or 

 less grayish brown or horn color. 



o Pteroglossus erythropygius Gould, Proc. Zool. Soc. Lond., xi, 1843, 15 (locality 

 not given); Zool. Voy. 'Sulphur,' 1844, 45, pi. 28 ("Realejo, Nicaragua"); Men, 

 Ramphastidae, 2d ed., 1854, pi. 21 (lower fig.) and text; Sclater, Cat. Birds Brit. Mus., 

 six, 1891, 143 (Santa Rita, Intac, and Pallatanga, w. Ecuador). 



