25. HTIOPHILUS. 31 1 



olive on the hind neck and on the long fluffy feathers of the lower 

 back ; crown of head inclining to rufous ochraceous ; tail uniform 

 reddish brown ; outer web of remiges pale reddish brown ; inner 

 web blackish brown, broadly edged with sulphui'-yellow ; under wiug- 

 coverts and edge of wing and axillaries sulphur-yellow ; chin, cheeks, 

 and throat dull whitish ; ear-coverts brownish ; chest and rest of 

 underparts dull yellow tinged with olive ; " bill horn-colour ; feet 

 hazel " ((S'aZfm). Culmen 0-6 inch, wing 2-2-2-3, tail 1-8, tarsus 

 0-65. 



Hah. Mexico to Panama. 



a, b, c. Ad. sk. Vera Paz, Guatemala. O. Salvin, Esq. [P.]. 



d. S ad. sk. Mexico, Oct. 1859. Mr. A. Salle [C.]. 



12. Hylophilus rubrifrons. 



Hylophilus rubrifrons, Scl. ^- Salv. P. Z. S. 1867, p. 569, pi. xxx. fig. 1 ; 

 iid. Nomencl. p. 12 ; Scl. Ibis, 1881, p. 307. 



General colour above greyish olive, inclining to green on the 

 mantle ; forehead with a narrow but very distinct frontal band of red ; 

 secondaries edged with yellowish rufous ; tail uniform rufous ; under 

 wing-coverts and inner margin of remiges pale yellow ; rest of under- 

 parts pale ochraceous, tinged with grey on the abdomen and with 

 greenish on the flanks ; maxilla hazel ; mandible and feet paler. 

 Culmen 0-58 inch, wing 2-13, tail 1"5, tarsus 0"6. 



Hah. Lower Amazons. 



13. Hylophilus ferrugineifrons. 



Hylophilus ferrugineifrons, Scl. P. Z. S. 1862, p. 110; Baird, Rev. 

 Ain. B. i. p. 377 ; Pelz. Orn. Bras. p. 71 ; Scl. ^- Salv. Nomencl. 

 p. 12 ; Taczan. P. Z. S. 1874, p. 509 ; Scl. Ibis, 1881, p. 307. 



Male. Forehead rich rusty rufous, palest towards the nostrils, 

 passing into rufous-olive on the crown ; rest of upper parts olive ; 

 entire tail uniform rufous ; wings blackish brown, the outer webs 

 olive ; inner margin of inner webs, and under wing-coverts sulphur- 

 yellow ; sides of head, cheeks, and throat dull whitish grey ; rest of 

 underparts dingy grey washed with olive-yellow ; bill lead-colour, 

 with paler edges ; feet fuscous. Culmen 0-6 inch, wing 2-2-2-25, 

 tail 1*0, tarsus 0-65. 



Hah. Jforthern half of South America. 



14. Hylophilus luteifrons. 



Hylophilus luteifrons, Scl. Ibis, 1881, p. 308. 

 Adult (type of species). Most closely allied to H. ferruyineifrons. 

 Crown almost of the same colour as the back, which is olive and 

 strongly washed with fuscous, whilst the superciliary region and a 

 narrow frontal band are yellowish ; under wing-coverts and inner 

 edge of remiges less bright than in the other species; wing-coverts, 

 in some specimens, edged with rufous ; chest slightly tinged with 



