17. BASILEUTERCS. 381 



Exot. Om. p. 10 (1873); iid. Nomeiicl. Av. Neotr.-p.\0{\S72,); Tacz. 



P. Z. S. 1879, p. 223, 1880, p. 191 ; id. Om. Fermt, p. 477 (1884). 

 Basileuterus nigricapillus, Scl. P. Z. S. 1860, p. 74. 

 Setophaga flaveola, Ora>/, Hand-l. B. i. p. 245, no. 3500 (18G9, nee 



Baml). 

 Setophaga nigricristata, Gray, t. c. p, 245, do. 3561 (1869). 



Adult. General colour above dull yellowish olive, slightly more 

 yellow towards the rump aud upper tail-coverts ; wing-coverts like 

 the back ; primary-coverts and laastard-wing dark brown, the latter 

 more olive-brown externally ; quills dark brown, externally edged 

 with the same colour as the back, a little brighter yellow on the 

 primaries, the first of which is margined with yellowish white ; tail- 

 feathers oUve-browu, yellowish olive along the outer webs, and 

 having a tiny spot of pale yellow at the tips ; crown of head glossy 

 black, forming a cap, which tapers to a point on the nape ; sides of 

 crown, ear-coverts, and sides of neck dull yellowish olive like the 

 back ; a broad streak of bright yellow extending from the base of 

 the bill just beyond the eye ; a loral spot of dusky black ; upper and 

 lower edge of the eyelid bright yellow ; cheeks and under surface of 

 body bright yellow ; the sides of the body and flanks dull olive- 

 yellowish; thighs olive externally, brighter yellow on the inner side; 

 under tail-coverts yellow ; under wing-coverts and axillaries yeUow, 

 brighter along the edge of the wing ; quills dusky below, ashy along 

 the edge of the inner web : " bill blackish ; feet greyish yellow ; 

 iris dark brown" (Stohmann); "iris clear brown" (Goerim/). 

 Total length 5-5 inches, culmen 0-5, wing 2-55, tail 2-45, tarsus 0-8.5. 



The sexes are alike in coloration. A female in the Salvin-and- 

 Godman collection measures as follows : — 



Total 



length. Wing. Tail. Tarsus, 



in. in. in. in. 



$ . Santa Elena, Colombia (Salmon) . . 5-5 2-4 2-35 0-9 



Young male (Guapolo ; Fraser). Differs from the adult only in 

 having the black of the crown less extended, and not reaching be- 

 yond the sinciput, the hinder part of the crown being blackish brown 

 mixed with olive. 



Messrs. Salvin and Godman have an adult bird from Bogota, in 

 which the black feathers of the crown are tipped with yellowish 

 olive. This is probably the winter ijlumafie of the adult male. 



Hub. From Venezuela and Colombia to Ecuador and Peru. 



a. c? ad. sk. South America. Sclater Collection. 



b. (S ad. sk. Merida, Venezuela (A. Salvin-Godniau Coll. 



Goerinc/). 



c. Ad. sk. Medellin," U.S. Colombia Salvin-Godman Coll. 



{T. K. Salmon). 



d. 2 ad.sk. Santa Elena, U.S. Colom- Salvin-Godman Coll. 



bia, Sept. ( T. K. Salmon). 



e,f. Ad. sk. Bogota {C'rowther). Salvin-Godman Col- 



ff. Ad. sk. Bogota. J. Purdie, Esq. [P.]. 



h. Ad. sk. Bogota. Sclater Collection. 



