lis 



REVIEW OF AMERICAN BIRDS. 



[part I. 



Above liglit olive green, brighter behiud. Forehead fulvous yellow, the 

 rest of cap ashy olive, tinged with fulvous or ochrey, scarcely distinguishable 

 behiud from the back, which is slightly washed with the same. Cheeks like 

 head above, but lighter. A yellowish loral spot passing to upper part of eye ; 

 the eyelids whitish. Under parts pale yellow, lightest (almost white) on 

 throat, darker inside the wings and on crissum ; flanks slightly olivaceous. 

 Inner edges of quills yellowish-white ; outer edges of exterior primaries gray, 

 of other quills olive. Tail featliers decidedly olive, edged internally with 

 yellowish. Bill above horn color, flesh color below ; legs plumbeous. 



(No. 38,926, % .) Total length, 4.30 ; wing, 2.25 ; tail, 2.05 ; difi'erence of 

 10th and longest primary, .31 ; exposed portion of 1st primary, .80, of 2d, 

 1.45, of longest (4th) (measured from exposed base of 1st primary), 1.75 ; 

 length of bill from forehead, .Gl, from nostril, .35, along gape, .66; tarsus, 

 .62 ; middle toe and claw, .46, claw alone, .13 ; hind toe and claw, .46, claw 

 alone, .21. 



The specimen described agrees quite well witli the type, but is 

 larger and brighter in color. The shade of olive in the cap is 

 darker and redder than that of the back. 



This species, of about the same size, closely resembles viridi- 

 Jlavus in color, especially below. The latter is, however, of a 

 richer, more ochrey yellow below, lacks the colored front, and has 

 the cap uniform with the back. The whole bill is reddish, and the 

 feet are flesh color or red, not plumbeous. 



(38,926.) Eye dark; legs lead ; upper bill smoky ; lower pinkish. ( .) Type. 



Hylophilus acuticauda. 



Hylophilus acuticaudus, Lawkence, Pr. A. N. Sc. 1865, 37 (Venezuela). 

 Ilnb. Venezuela. 



(No. 399, type.) "Wings short and much rounded; tail lengthened, longer 

 than the wings, the feathers narrow and lanceolate. Second quill consider- 

 ably shorter than 10th ; 3d about equal to 9th. 



Above dull olive, browner anteriorly, brighter towards rump and on edjies 

 of quills ; the forehead with some concealed yellowish at base of feathers. 

 Sides of head, throat, and breast pale dull browni.sh-ash ; belly fulvous white ; 

 flanks olivaceous ; crissum, tibia, and inner lining of wings (including inner 

 edges of quills), yellow. Bill light horn color, paler below ; legs pale brownish- 

 yellow. 



(No. 399, type.) Total length, 4.50; wing, 1.85; tail, 2.00; difference of 

 10th and longest quills, .16 ; exposed portion of 1st primary, .65, of 2d, 1.20, 



