BIKDS OP NORTH AND MIDDLE AMERICA. 147 



Tres Marias Islunds (Island of Maria Madre), western Mexico. 



VireoJIaroriridix (not Vireosylriajiavoviridia Cassin) Salvin and Godman, Riol. 



Centr.-Am., Aves, i, 1881, 189, part (Tres Marias). 

 Vireo forreri Mad\ka8Z, Ternit'szetrajzi Fi'izett'k, ix, pt. 1, 1885, 85, pi. 6 (Tres 



Marias I., \v. Mexico; coll. Hun^^arian Xat. Mup. ). 

 V[ireo] forreri Ridgway, Man. N. Am. Birds, 1887, 590; 2d ed., 1896, 607. 

 Vireo tlnronridis fdrrcri Nklson, N. Am. Fauna, no. 14, 1899, 54 fTres Marias: 



crit.). 



VIREOSYLVA INSULANUS (Bangs). 

 SAN MIGUEL VTREO. 



Similar to F. jfavovirides jiavoviridU^ ])iit sinallei" buck. otc. duller 

 olivo-o'reen. and dusky lateral line of pileuni and ])alo sujx'rciliaiy 

 stripe more distinct; a])out the .size of V. cMv! (UjUix. or .slightly .smaller, 

 with pileum more hrownish gray, back, etc., unich duller olive-green, 

 superciliary stri[)e nuich less distinct, dusky ])ostocular streak obsoh'te, 

 and sides nuich more exten.sively yellowish oli>e or olive-yellow. 



AdiiU //^aZ^^— Length (skins), 131-133 (132): wing. T-t.o-TS (76.2); 

 tail, 53-50 (5-J:.5); expo.sed culmcn. 13-li (13.5): tarsus. 16.5-lS (17.2): 

 middle toe, 11-12 (11.5)." 



Adult female. — Length (skins), 119-125 (122): wing. 72-73 (72.5); 

 tail. 48.5-50 (49.2); exposed culmen. 13.5: tarsus. 17-17.5 (17.2); 

 middle toe, lU-11 (10.5)." 



San Miguel Island, Gulf of Panama. 



Vireo chivi agilix (not Lanius agilis hichtenstein) Ban(;s, Auk, xviii, .Fan., 1901, 

 30 (San Miguel I., Gulf of Panama). 

 • Vireo insulanus Bangs, Proc. New Engl. Zool. Club, iii, ^lar. :!1, 1902, 7;> (San 

 Miguel I., Gulf of Panama; coll. E. A. and O. Bangs). 



VIREOSYLVA OLIVACEA (Linnaeus). 

 RED-EYED VIREO. 



Adidf.s (sea'ts ali/it'). — Pileum ))lain mouse gray, margined laterally 

 t>y a narrow line of black or dusky; re.st of upper parts phiin grayish 

 olive-green; a ])road superciliary stripe of dull white or \-ery pale 

 hrowni.sh gray; a dusky gray loi"al streak. Ixn-omiiig darkei- at anteiior 

 angle of eye. and a less distinct ])ostocular streak of dusky: auricular. 

 suborbital, and malar regions pale olix'e or pah> brownish oli^ c. pass- 

 ing into oliv<»-greenish ou sides of lUM-k; und(M- parts white, the sides 

 and tlanks tinged, more or less sti'ongly. with pale yellowish olix'e or 

 olive-yellow, the under tail-co\ crts more or less tinged with >-uli)hur 

 yellow: a.xillars and under wing-coverts pale sulphur yellow: iiuier 

 webs of remiges edged with yellowish white: maxilla grayish dusky 

 or blackish; mandible pale grayish (pale grayish blue ov bluish gray 



« Two specimens. 



