VIREONIDAE — THE VIREOS. 
Subgenus' VIREO, Yieill. (Page 35.) 
Species. 
Common Characters. All the species olivaceous or ashy above, beneath whit- 
ish, or olivaceous-yellow. Wings with light bands. A light stripe from bill 
over the eye, but not beyond, it, except in carmioli. Iris brown, as far 4s known, 
except in V. novehoracensis , where it is white. 
A. Two conspicuous light bands on wing. 
a. Sexes different. Whole lore white. 
1. V. atricapillus. Above olive-green, outer. edges of tail-feathers 
bright yellowish -green ; wing-bands gueonish-wliite. Sides oliva- 
ceous-yellow. Male. Head, and neck (except lore, orbital ring, chin, 
and throat) deep black ; lower parts pure white medially. Female 
v , with -the .black’ vreplaced by dull slate ; lower parts ochraceous-white 
medially. ' Length, 4.75. Wing, 2.30 ; bill, from nostril, .24. Hah. 
Southern Texal f^Iazatlan, Mexico. (Blacl'-cappecF Vireo.) 
b. Sexes alike. Lore dusky, with light mark above it. 
2. V. carmioli. Above brownish olive-green. Beneath, with 
supra-loral stripe, orbital ring, and light markings on the wings, light 
ochrey-yellow more whitish on the throat. Wing, 2.55 ; tail, 2.00 ; 
tarsus, .66 ; bill, .26. ' Hah. Costa Rica. « 
3. V. novehoracensis. Above olive-green, ashy across the nape. 
Supra-loral stripe and orbital ring deep yellow. Beneath ashy-white 
on throat, purer white on abdomen ; sides, and a tinge across the 
breast, light yellow. Iris white. Length, 4.90. Wing, 2.40; 
tail, 2.00 ; tarsus, .63 bill, .26. Hab. Eastern Province^ United 
States, south (in winter) to Gmatemala (and Bogota?); very rare in 
Cuba; .abundant and resident in Bermuda. ( White-ea/ed Vireo.) 
4. V. huttoni. Above, grayish-olive, more olive-green toward tail. 
Below pale grayish-buff. Orbital ring very broad, yellowish- white. 
Length, 4.70. Wing, 2.50 : tail, 2.05 ; tarsus, .67 ; bill, .24. Hab. 
California ; in winter,' Western Mexico, to Oaxaca. (. Hutton's 
Vireo.) 
B« Only one band on wing, and this indistinct. 
5. V. belli. Above ashy-olive, more virescent posteriorly.’ Mark- 
ings on side of head not well defined. Below dull white, with a 
slight buffy tinge, strongly stained wi th yellow on sides and flanks. 
Upper feathers of middle row of wing-coverts passing into paler at 
tip, producing an indication of am anterior band. Uength, 4.25. 
Wing, 2.20 ; tail, 1.80 ; tarsus, .69 ; hill, .25. Hab'. Plains between 
the Mississippi Valley and the Rocky Mountains,- from Dakota to 
Texas; in winter south to Tehuantepec), Mexico. (Bell's Vireo.) 
6. V. pusillus. Above grayish-ash, very. slightly tinged ’with olive 
on rump. -Below dull white, ashy laterally, the flanks with the 
slightest possible tinge of 'yellow. Length, 4.80. Wing, 2.30; 
tail, 2.20 ; tarsus, .69 ; bill, .24, .13 deep. Hab. Arizona ; Cape 
St. Lucas, Lower California; California north to Sacramento City. 
(Least Vireo.) 
7. V. vicinior. Above bluish-ash, below ashy- white, scarcely 
more ashy laterally. Lores entirely ashy-white. Length, 5.60. 
Wing, 2.60; tail, 2.40; tarsus, .67; bill, .26, .18 deep. Hab. Fort 
Whipple, Arizona. (Arizona Vireo.) 
