VIREONIDjE — THE VIREOS. 359 



yellow. Winp:, 3.20 ; tail, 2.25 ; bill, .42. Hah. Jamaica ; Santo 

 Doriiiiigo. Porto Rico, Santa Cruz, St. Thomas, and Sombrero. 



var. caJid r is .' 

 Light stripes of the head dingy grayi.sh-whitc ; crown distinctly 

 ashy ; back grayish-olive ; crissuni and lining of the wing scarcely 

 yellow. Wing, 3.20 ; tail, 2.35 ; bill, .42. Hab. Cuba, Bahamas, 



and South Florida var. bar bat u I ii s . 



b. A distinct dusky line along each side of crown. 



Colors as in barbatida, but " mustache " broader and more con- 

 spicuous, and crown much purer ash. Wing, 3.30; tail, 2.50; bill, 

 .48. TIab. Barbadocs var. harhadense? 



B. No " mustache." 



a. A duskv line along each .side of crown. 



2. V. olivaceus. Grayish olive-green above; beneath white, tinged 

 laterally with dull olive ; crissum and lining of wing scarcely yellow ; 

 inner edges of quills white. E^yos red. 



1. Wing, 3.30; tail, 2.40; bill, .38. Ilab. Eastern Province of 

 North America, south to Northern South America . var. olivaceus. 



2. Wing, 2.50 ; tail, 1.80 ; bill, .33. Hab. Eastern South America. 



var. cliiv i ? 



3. V. flavoviridis. Yellowish olive-green afiove ; beneath white medi- 

 ally, bright greenish olive-yellow laterally ; crissum, lining of wings, and 

 inner edges of quills, light yellow. Eyes yellow. 



1. Wing, 3.15; tail, 2.55; bill, .41. Hab. Middle America north of 

 Panama xm: flav ov iridis. 



2. Wing, 2.80 ; tail, 2.25 ; bill, 30. Hab. South America, from 

 Buenos Ayres northward ; Guatemala .... var. a g il i n .* 



b. No dusky line on .«ide of crown. 



4. V. magister.' Large. Above sooty-olive, more virescent posterior- 

 ly; crown without ashy tinge. Beneath similar, but lighter, whitish 

 medially. Cri.ssum and lining of wing very faintly yellow ; inner edges 

 of quills white. Eyes ? Wing, 3.05 ; tail, 2.40 ; bill, .4.5. Hab. Hon- 

 duras (Belize). 



5. V. philadelphicus. Small. Above grayish-green ; crown auhy. 

 Beneatli light yellow, deepest on the jugulum, whitish on belly. Eyes ? 

 Wing, 2.70; tail, 1.95; bill, .27. Hab. Eastern Province of North 

 America ; in winter south to Costa Rica. 



Series II. (-1 spurious primnry.) 



C. No dusky line along .side of crown. No " mustache." 



G. V. gilva. Eyes hazel (in all ?). 

 a. Crown nearly like the back. 



Above olive-gray, rump more virescent ; crown more ashy. Be- 

 neath dingy whitish, with a strong tinge of dingy bull from liill 



1 Fireosj/lvia caUdris, B.iir.n, Kev. Am. Birds, 1S(!.5, 329. {MotMilla calidris, L. .Syst. Nat. 

 10th cd. 1758, 1S4.) 



^ V. cnlidris var. barbadciise, RinoWAY. 



' r. olivacca var. chivi. Vircosijlma chivi, Bauid, Rev. 327. (Sylria chiri, ViEilx. Nouv. 

 Diet. XI, 1817, 174.) 



* V. flavoviridis var. agilis. Virmsylvia agilis, B.vii:n, Rev. 338. {Lanius agilis, LifllT. 

 Verz. Doubl., 1823, no. 526.) 



^ V. riwiji.stcr, Baikd. 



