I. cucullatus. Back, scapulars, wings, and tail, and patch covering jugulum and throat, extending up over lores, around eyes and across frontlet, deep black. Other portions orange. Sexes very different.
Lesser coverts black; middle coverts white; greater coverts tipped with white, and secondaries, primaries, and tertials edged with the same; tail-feathers with narrow white tips. Wing, 3.30; tail, 4.00; culmen, .80; tarsus, .90. Sexes very unlike. Hab. Southern border of Western United States (San Bernardino, California, Camp Grant, Arizona and Rio Grande of Texas), south through Mexico to Guatemala; Cape St. Lucas … var. cucullatus.
Lesser coverts gamboge-yellow; middle coverts yellow; no white on wings or tail. Wing, 3.50; tail, 3.90; culmen, .85; tarsus, .90. Hab. New Granada, Venezuela, and Trinidad … var. auricapillus.[39]
HYPHANTES. Crown, back, scapulars, wings, and part of tail, deep black; wing with much white. Other portions orange or yellow. Sexes very different.
I. baltimore. Head entirely deep black; tail orange, the feathers black at base; greater coverts broadly tipped with white; secondaries and primaries skirted with the same. Other portions rich, mellow orange, the rump as intense as the breast. Wing, about 3.75; tail, 3.50; culmen, .80; tarsus, .97.
(Specimens from Eastern United States and Middle America with middle coverts deep orange.)
(Specimens from the Plains of Kansas, Nebraska, etc., with middle coverts pure white. Some eastern specimens similar.)
I. bullocki. Head mainly black, with an orange or yellow superciliary stripe, and a broader one beneath the eye, cutting off the black of the throat into a narrow strip; tail orange or yellow, the feathers with black
at ends; greater coverts with outer webs wholly white, and middle coverts entirely white, producing a large conspicuous longitudinal patch on the wing; tertials and secondaries broadly edged with white, and primaries more narrowly skirted with the same. Other portions rich orange or yellow.
Rump grayish-orange; sides and flanks deep orange; forehead and auriculars orange; a broad supraloral stripe of the same. Xanthic tints deep orange, with a reddish tinge on the breast. Wings, 4.00; tail, 3.50; culmen, .80; tarsus, .90. Hab. Western Province of United States … var. bullocki.