260 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



AMAZONA XANTHOLORA (Gray). 



YELLOW-I.ORED PARROT. 



Somewhat like A. alUfrons, but upper loral region yellow, auricular 

 region black, and feathers of neck, back, and under parts much more 

 broadly tipped or margined with black. 



Adult male. — Upper half (or more) of loral region and sides of 

 forehead chrome yellow; rest of forehead together with more or less 

 (sometimes nearly the whole) of crown immaculate white ; lower por- 

 tion of loral region (downward to below rictus), suborbital, post- 

 ocular, and superciliary regions, intense poppy red or carmine; 

 auricular region black; posterior portion of crown greenish blue, 

 passing into clear parrot green on occiput and hindneck, the rest of 

 upper parts more yellowish green; rest of head and neck, together 

 with under parts (including under wing-coverts), clear parrot green, 

 becoming lighter and more yellowish green posteriorly; feathers of 

 head (green portion only), neck, back, scapulars, rump, lesser and 

 middle wing-coverts, and under parts (except under tail-coverts) 

 margined terminally with black, the crescentic bars thus formed 

 broadest on lower neck, chest, back, and scapulars; tail-coverts 

 (upper and lower) immaculate bright light yellowish green; middle 

 pair of rectrices parrot green passing into bright light yellowish green 

 terminally; second pair yellowish green, passing into yellow basally, 

 the inner web with a streak of red on subbasal portion near shaft; 

 third pair similar but with red on inner web more extended and sub- 

 basal portion of outer web suffused or sprinkled with red; fourth and 

 fifth pairs with the red still more extended, on the latter occupying 

 full width of outer and most of width of inner web ; sixth (outermost) 

 pair with outer web mostly green, but inner web with basal half or 

 more mostly red; alulse usually wholly green, but sometimes with 

 one or two innermost feathers red; edge of wing, from bend to axil- 

 lars, and primary coverts pure spectrum red; secondaries (except 

 proximal ones or tertials) and proximal primaries rich hyacinth blue, 

 narrowly and rather indistinctly edged with lighter blue; outermost 

 primary wholly slate-blackish, the four or five succeeding ones green 

 passing into verditer or dull cerulean blue distally, their inner webs 

 slate-black; under primary coverts and imder surface of remiges 

 malachite green, the primaries with distal portion and a broad stripe 

 next to shaft blackish slate or dusky; bill yellow; iris orange;*^ bare 

 orbital space dull white;" feet pale brownish (in dried skins), yellow 

 inlife;*^ length (skms), 235-264 (247); wmg, 168-180.5 (173.6); tail, 

 73:5-90 (82.6); culmen, 24.5-28 (25.8); tarsus, 17-19 (18.2); outer 

 anterior toe, 22-26.5 (23.3).^ 



o Morton H. Peck, on labela. ^ Fifteen specimens. 



