B4t NORTH AMERICAN BIRDS. 
Adult: Above olive, usually more grayish anteriorly, especially 
on hind-neck; wing-bands dull light grayish, more or less tinged 
with olive; lower parts varying from dull grayish white, 
faintly tinged with yellowish on flanks, etc., to decided olive- 
yellowish, the breast always strongly shaded with olive or 
olive-grayish, and the throat never distinctly whitish (usually 
distinctly grayish). Male: Length about 5.50-5.75, wing 2.60- 
2.80 (2.72), tail 2.30-2.50 (2.38), culmen .53-.59 (.56), bill from 
nostril .26-.29 (.27), width at base .22-.24 (.23), tarsus .60-.68 
(.63). Female: Length about 5.25, wing 2.45-2.75 (2.61), tail 
2.15-2.40 (2.25). Eggs .66 x .51, usually slightly dotted. Hab. 
Western North America, north to Lesser Slave Lake; south, 
in winter, to southern Mexico. 
468. E. hammondi (Xantvus). Hammond's Flycatcher. 
c. Outer web of outer tail-feather abruptly paler than inner web (usually 
distinctly dull whitish); culmen .58, or more; tarsus usually more 
than .70. (Length 5.75-6.40.) : 
d'. Colors otherwise much as in E. hammondi, but averaging grayer, 
with paler (often distinctly whitish) throat. Male: Wing 
2.70-2.95 (2.83), tail 2.55-2.80 (2.67), culmen .62-.69 (.65), bill 
from nostril .32-38 (.36), width at base .24—.27 (.26), tarsus .71- 
“17 (74). Female: Wing 2.55-2.75 (2.64), tail 2.50-2.65 (2.52). 
Nest usually in aspen bushes, similar in composition, ete., to 
that of £. minimus. Eggs .68 X .52, plain buffy white. Had. 
Western United States, south to southern Mexico, east to 
Rocky Mountains. 
(50.) 469. E. wrightii Barp. Wright's Flycatcher. 
ad’. Deep brownish olive above, the wing-bands varying from olive 
to pale olive-grayish; lower parts dull yellow, shaded across 
breast with olive-brown ; wing 2.92-3.00, tail 2.65-2.75, culmen 
.60, bill from nostril .30, width at base .22-.25, tarsus .68. Hab. 
Southern Mexico (Orizaba; city of Mexico). 
E. fulvipectus Lawr. Narrow-billed Flycatcher? 
a’. Lower parts deep buff, deepening into ochraceous on breast and sides. 
b'. Upper parts deep hair-brown, tinged with umber. 
c. Lower parts soft pinkish buff, inclining to isabella-color on breast, paler 
on throat and belly, the under tail-coverts nearly white; wing 2.70, 
tail 2.45, culmen .52, bill from nostril .28, width at base .21, tarsus 
60. Hab. Eastern Mexico and southern Texas (?). 
470. E. fulvifrons (Giraup). Fulvous Flycatcher. 
ce, Lower parts bright ochraceous-buff, inclining to deep ochraceous on 
breast, and pale buffy yellow on belly, the throat buffy whitish and 
lower tail-coverts yellowish white ; wing 2.35-2.55 (average 2.43), 
1 Empidonax fulvipectus Lawn., Ann. Lye. N. Y. x. Feb. 1871, 11. 
