298 BIRDS——VIREONIDAS. 
FAMILY VIREONIDA. THE VIREOS. 
Primaries ten, the first less than half the second, or rudimentary and displaced, con- 
cealed on the outer side of second. Basal joint of middle toe shorter than that of inner 
toe, and wholly adherent to both inner and outer toes. Tarsus longer than middle toe 
and claw. Gonys more than half the length of the lower jaw. Bill stout, high, com- 
pressed ; notched and abruptly hooked at tip. 
GENUS VIREO. Vieillot. 
Wings pointed or rounded; longer than the even or rounded tail. 
_ The following is compiled from Dr. Coues’ 
ANALYSIS OF SPECIES. 
* Primaries apparently only 9, the first being rudimentary or displaced (occasionally 
quite visible). 
t Throat and breast yellow, abdomen white. - - -  YV. FLAVIFRONS. 
t t No definite yellow below. 
a Sides of crown with black streaks. - - ° - V. OLIVACEUS. 
aaNo black on crown. - - - - = - V. PHILADELPHICUS. 
* * Primaries 10, the first short and “ spurious.” : 
{ Wing-bars wanting. - - - - - - - = V. GILVUS. 
{ | Wing-bars present. 
b Length over five inches. - - - * - -  V. SOLITARIUS. 
b b Length under five inches. - - - - V. NOVEBORACENSIS. 
VIREO OLIVACEUS (L.) V. 
WMed-eyed Vireo. 
Vireo olivaceus, KIRTLAND, Ohio Geolog. Surv., 1838, 163.—READ, Proc. Phila. Acad. Nat. 
Sci., vi, 1853, 395.—BarrpD, P. R. R. Rep.. ix, 1858, 332.—WuEaton, Ohio Agric. Rep. 
for 1860, 364; Reprint, 1861, 6; Food of Birds, etc., Ohio Agric. Rep. for 1874, 565; 
Reprint, 1875, 5.—LANGDON, Cat. Birds of Cin., 1877, 7. 
Vireosylvia olivaceus, LANGDON, Revised List, Journ. Cin. Soc. Nat. Hist., i, 1879, 173; 
Reprint, 7, 
Red-eyed Vireo, BALLOW, Field and Forest, iii, 1878, 136. 
Muscicapa olivacea, LINNAEUS, Syst. Nat., i, 1766, 327. 
Vireo olivaceus, ‘‘Vieillot,”” BONAPARTE, Ann. Lye. N. Y., ii, 1826, 71. 
Vireosylvia olivacea, BONAPARTE, Con. Av., 1850, 329. 
Vireosylvia olivaceus, BAIRD, BREWER and RipeGway, N. A. Birds, i, 1874, 363. _ 
Above olive green; crown ash, edged on each side with a blackish line, below this a 
white superciliary line. below this again a dusky stripe through the eye; under parts 
white, faintly shaded with olive along sides, and tinged with olive on under wing and 
tail coverts ; wings and tail dusky, edged with olive outside, with whitish inside; bill 
dusky, pale below; feet leaden-olive; eyes red; no spurious quill. Large, 53-€4; wing, 
o¢—3$ 5 tail 24-245 bill, about 3; tarsus, 2. 
Habitat, chiefly Eastern North America to Hudson’s Bay; Greenland; west to Rocky 
Mountains, and even beyond; Washington Territory; Utah; south to New Granada 
and Trinidad. Cuba. Accidental in England. 
