BIRDS OF NORTH AND MIDDLE AMERICA. 769 
rectrix) on greater part of outer web, a broad terminal area immacu- 
late, the remainder of white portion, except middle portion of outer 
web of outermost rectrix, more or less broadly and irregularly barred 
with blackish or dark slaty, the basal portion of these. rectrices uni- 
formly of the latter color; loral and suborbital regions dark slaty or 
blackish; auricular region crossed obliquely by a broad bar of pale 
brownish buff or brownish white and tipped by an oblique bar of 
black; a broad brownish white orbital ring, interrupted on upper and 
lower eyelids; malar region, chin, and throat brownish slate to grayish 
brown (hair brown), passing into brown (like color of back) on chest; 
breast much paler brown, fading posteriorly into brownish white, 
and crossed anteriorly (immediately behind brown jugular area) by 
a crescentic band of brownish white or pale brownish buff; lower 
abdomen, flanks, anal region, and under tail-coverts light geranium 
red; thighs slate color, the longer feathers broadly tipped with 
whitish; bill yellow (duller than in adult male), the maxilla some- 
times tinged with brownish; iris and feet as in adult male; length 
(skins), 275-302 (290); wing, 124-137 (132); tail, 165-185 (176.5); 
culmen, 16.5-18 (17.2); tarsus, 14.5-15.5 (15.1); inner anterior toe, 
14-15.5 (14.7).¢ 
Immature male.—Similar to the adult male, but tail (except middle 
rectrices) as in adult female, the middle rectrices greenish bronze or 
bronze-green, passing into light russet-brown or cinnamon at tip. 
(Younger individuals have the breast, below the white post-jugular 
band, pale buffy grayish narrowly barred or vermiculated with darker, 
passing into buffy white posteriorly, and secondaries with a terminal 
spot of whitish.) 
@ Thirteen specimens. 
. Inner 
Locality. Wing. | Tail. | C4 | parsus.| ante- 
men; rior toe. 
MALES. 
Six adult males from Tamaulipas (1), Nuevo Leén (3), Chi- 
huahua (1), and Durango (1)...-........-- Se vlniussislenoin einere cies Sais 131.3 | 167.7 17.7 15.3 15 
Seven adult males from Jalisco (5) and Tepic (2)...........---. 130.4 | 163.4 18.6 14.8 14.9 
Five adult males of T. a. goldmani from Tres Marias Islands...| 129.9 | 155.8 18.3 15.9 15.3 
FEMALES. 
Six adult females from Tamaulipas (2), Nuevo Ledn (1), Chi- 
huahua (1), San Lufs Potosi (1), and Durango (1).-........-. 134.3 | 178.8 16.9 15.1 14.6 
Seven adult females from Sinaloa (1), Tepfic (2), and Jalisco (4)..} 130 174.5 17.4 15.2 14.7 
Four adult females of 7. a.goldmani from Tres Marias Islands..| 133 175.1 18 16.2 15.4 
The variation in color of the back, etc., from nearly pure metallic green to golden 
bronze and in the hue of the middle rectrices occurs in both series of the mainland 
birds, the extremes sometimes being shown in specimens from one locality. 
81255°—Bull. 5|0—11——49 
