BIRDS OF NOETH A.ND MIDDLE AMERICA. 607 



Belly dull white shading into gray on the sides and flanks. A faint 

 indication of wing bands, showing very faintly in some specimens. 

 Tail dark brown, the two outer feathers showing an arrow-shaped 

 white mark on the terminal portion of the innei- webs, variable in dif- 

 ferent specimens; most of the feathers of the wings and tail showing 

 very narrow grayish edging on the outer webs. Bill and feet dark 

 brown. Closely allied to Dendroica pityophila of Cuba. Length, 

 4.50; wing, 2.30; tail, 2.00; tarsus 0.60; bill, 0.45. 



"The female resembles the male, but the colors are slightly paler, 

 and it is pei-haps somewhat smaller. 

 '■^Rahitat. — Abaco and Great Bahama islands, Bahamas."^ 

 Dendroica pityophila bahamensis Cory, Auk, viii, Oct., 1891, 348 (Abaco I., Baha- 

 mas; coll. C. B. Cory), 350 (Great Bahama and Abaco islands); Cat. W. I. 

 Birds, 1892, 18, 118, 127, 155 (Abaco and Great Bahama islands). 



DENDROICA DISCOLOR (Vieillot). 

 PRAIRIE WARBLER, 



Adult mxile in spring and summer.— Above yellowish olive-green, 

 brightest on pileum and hindneck, slightly tinged or intermixed with 

 grayish on upper tail-coverts; interscapulars chestnut centrally, more or 

 less broadly margined or edged with olive-green ; wings and tail dusky, 

 with pale grayish olive edgings, the middle wing-coverts broadly 

 tipped with pale yellow or light olive-yellow, the outer webs of greater 

 coverts sometimes yellowish terminally;' inner webs of three outer- 

 most rectrices extensively white terminally, this occupying approxi- 

 mately one-half the web on lateral rectrix, successivelj' smaller on 

 the next two; superciliary stripe (broadest anteriorly), large subor- 

 bital crescentic spot, malar region and under parts clear gamboge or 

 lemon yellow, paler posteriorly (under tail-coverts primrose yellow); 

 a loral and short postocular streak, a broad curved streak or crescentic 

 patch immediately beneath the yellow suborbital spot, and a series of 

 broad black streaks beginning on sides of lower throat and continued 

 along sides to fl.anks, black; bill dark brown (the maxilla nearly black), 

 paler on tomia; iris brown; legs and feet dusky brown. 



Adult male in autumn and winter. — Similar to the spring and sum- 

 mer plumage, but chestnut spots on back more or less concealed (often 

 quite so) by broader olive-green margins to the feathers. 



Admit female in spring and sumiixer. — Similar to the male and some- 

 times hardly distinguishable, but usually much duller in color, with 

 the chestnut spots on back indistinct (often obsolete); the black mark- 

 ings on sides of head replaced by dull grayish, and the black streaks 

 along sides less distinct, especially on flanks, where grayish, or obsolete; 

 ohve-green of upper parts sometimes partly replaced by grayish, and 

 yellow of lower parts by dull whitish. 



'Cory, Auk, viii, Oct., 1891, 348. 



