VIREOS 
399 
631c. V. n. micrus Nelson. Small White-eyed Vireo. 
Like noveboracensis, but smaller and duller colored, with a paler wash 
of yellow on flanks. Wing: 2.29, tail 1.97, hill .38, tarsus .78. 
Distribution. — Rio Grande Valley, Texas, to central Tamaulipas, Mex¬ 
ico. 
The breeding range of the small white-eyed vireo in Texas extends 
from Kinney and Uvalde counties to the Gulf of Mexico. 
632. Vireo huttoni Cass. Hutton Vireo. 
Adults. — Lores and orbital ring dull whitish; upper parts dull olive 
brown , greener on rump, wings, and tail; wing bars narrow, white ; under 
parts dingy, tinged on sides with olive yellow ; spurious primary well 
developed. Young: similar, but upper parts lighter brown, sides of head 
buffy brown, under parts paler. Length : 4.25-4.75, wing 2.40-2.45, tail 
2.00-2.10, bill from nostril .26-.29, tarsus .72-.76. 
Distribution. — Southern and central California, west and south of the 
Sierra Nevada. 
Nest. — As described by Cohen, hung in scrub oak heavily draped with 
moss; made mainly of moss. Eggs: usually 4, white, lightly dotted 
around larger end with shades of brown. 
Mr. Grinnell says that the Hutton vireo is common throughout 
the year in Los Angeles County. While occurring from the willow 
regions of the lowlands up to 6000 feet in the mountains, it prefers 
the oak regions of the mesas and foothills. 
632a. V. h. stephensi Brewst. Stephens Vireo. 
Similar to huttoni , but paler; olive gray above, greenish toward tail; wing 
bands pure white, broader. Length : 4.90-5.20, wing 2.50-2.65, tail 2.19- 
2.20, bill from nostril .25-.30, tarsus .70-.75. 
Distribution. — Mountains of western Texas, Arizona, Mexico, and Lower 
California. 
632b. V. h. obscurus Anthony. Anthony Vireo. 
Like huttoni , but averaging smaller, with plumage darker and olive 
tints brighter. 
Distribution. — Breeds on the Pacific coast from British Columbia south 
to Oregon, and winters in California. 
Nest. — As described by Bowles, hung from twigs of a young fir, 9 feet 
from the ground, woven of hanging moss and lined with fine dried grasses 
thickly interwoven. Eggs: 2, white, marked about the larger end with 
black spots. 
633. Vireo bellii Aud. Bell Vireo. 
Loral streak and orbital ring dull white; upper parts brownish olive, 
olive green on rump; wings and tail brownish, wing bars narrow, dull 
white; throat white; rest of under parts washed with sulphur yellow ; 
under tail and wing coverts yellow. Length: 4.20-5.25, wing 2.05-2.30, 
tail 1.80-1.95, bill from nostril .28-30, tarsus .70-.75. 
Distribution. — Breeds in the Mississippi Valley and on the Great Plains, 
from Indiana to Dakota, and south through Texas to Mexico; accidental 
in New Hampshire. 
Nest. — Hung from vines or forks of twigs, made of plant fibers and 
