ICTERUS. 37h 
parts entirely light yellow, tinged with olive laterally and 
across chest.) 
é. Larger (wing 3.85, or more). Adult with tail-coverts entirely 
black; greater wing-coverts abruptly white at base (this 
concealed by middle coverts, however); length about 8.80~ 
9.50, wing 3.85-4.25, tail 4.00-4.60, culmen .90-1.00, tarsus 
.90-1.00. Hab. Mexico and Guatemala, north to Mexican 
side of Rio Grande. 
I. wagleri Sct. Wagler’s Oriole.! 
é. Smaller (wing not more than 3.55). Adult with tail-coverts 
chiefly (sometimes entirely ?) yellow; greater wing-coverts 
black to extreme base; upper part of breast sometimes with 
more or less of chestnut next to black of chest; wing 3.25- 
3.55, tail 3.50-4.00. ab. Southern Mexico, and south to 
Costa Rica. 
I, prosthemelas (STRIcKL.). Strickland’s Oriole.? 
@. Tail graduated for not more than length of tarsus; adult males 
with black of head and neck confined to frontlet, lores, cheeks, 
malar region, chin, throat, and chest; wing with two white 
bands. (Adult males: Back, scapulars, wings, and tail black, 
the wings with white markings; other portions yellow, orange, 
or orange-red. Adult females: Above light olive-greenish, 
more grayish on back; wings dusky grayish, with lighter 
brownish gray edgings, the middle and greater coverts tipped 
with white; tail yellowish olive; lower parts entirely yellow, 
tinged with olive on flanks, ete. Young males, second year: 
Similar to adult females, but chin, throat, chest, malar region, 
and lores black more or less continuously, as in adult. Young 
in first year: Similar to adult female, but colors paler and 
duller, the plumage generally, especially on upper parts, suf- 
fused with pale brownish. Length 6.50-8.50, wing 3.30-3.60, 
tail 3.50-4.20.) 
é. Adult males with breast, etc., orange or orange-red. 
f'. Adult male with breast, etc., orange or dull orange-red. 
Nest usually composed of the “Spanish” moss ( Tilland- 
sia), often built inside of hanging tufts or tresses of 
this parasite. Eggs 3-5, .85 x .60, white, speckled, 
chiefly on larger end. with hair-brown, usually mixed 
with a few small black specks or lines. Hab. Southern 
and eastern Mexico, north to lower Rio Grande Valley 
in Texas. 
505. I. cucullatus Swains. Hooded Oriole. 
1 Teterua wagleri Scu., P. Z. S. 1857, 7. 
2 Xanthornus proathemelas StRicKL., Contr. Orn. 1850, 120, pl. 62. Icterus prosthemelas Scx., P. Z. 8. 
1856, 301. 
