17. BARILEUTEEUS. 397 



lesser wing-coverts like the back ; median and greater coverts as 

 well as the quills dusky brown, externally yellowish olive, lighter 

 yellow on the primaries, which are ashy towards the ends of the 

 outer webs ; bastard-wing dusky brown, externally ashy grey ; 

 primary-coverts dusky brown, narrowly margined with olive ; tail- 

 feathers ashy brown, externallj- washed with yellow ; entire crown 

 of head deep chestnut or baj% with slight traces of ashy margins to 

 the feathers ; crown separated from the back by a distinct collar of 

 pale ash}- grey ; a line of black across the forehead extending to 

 the eye ; from the base of the nostrils to the sides of the nape a 

 distinct band of white ; upper and under edge of the eyelid white ; 

 lores and the anterior and posterior edge of eyelid, extending a little 

 behind the eye, black ; ear-coverts chestnut ; behind the ear-coverts 

 a white spot mixed with chestnut ; fore part of cheeks and feathers 

 below the eye ashy white ; hinder part of cheeks and under surface 

 of body bright yellow ; base of chin ashy white ; sides of breast and 

 flanks olive-green, deeper on the former ; thighs olive-green ; under 

 tail-coverts yellow ; axiUaries and under wing-coverts yellow, vnfh 

 ashy bases, the edge of the wing bright yellow ; quills dusky below, 

 ashy along the edge of the inner web. Total length 4'5 inches, 

 culmen 0"55, wing 2-35, tail 2'2, tarsus 0-8. 



The characters of this species are not very well marked, and I 

 expect that intermediate links will be found to connect it with 

 B. delattrii. 



Hab. From Costa Rica to Panama, extending into Colombia. 



Costa Rica {Carmiol). Sclater Collection. 



Grecia, Costa Rica, Nov. 31 Salvin-Godman Coll. 



{Carmiol). 



Irazu district, Costa Rica {II. Salvin-Godmau Coll. 



Rogers). 



Veragua (Arce). Sclater Collection. 



Calobre, Verag-ua {Arce). Salvin-Godman Coll. 



Chitra, Veragua {Arce). Salvin-Godman Coll. 



Santa Ft5, Veragua {Arce). Salvin-Godmau Coll. 



Chiriqui, Veragua {Arce). Salvin-Godman Coll. 



Paraiso, Panama {Hughes). Sah-iu-Godman Coll. 



New Granada. Sclater Collection. 



(Type of species.) 



Juv. Bogota. Salvin-Godmau Coll. 



Alto, Magdalena VaUey ( Wijatt) . Salvin-Godmau Coll. 

 Manaure, Sierra Nevada of Santa Salvin-Godman Coll. 

 Marta, May 7 {F. Simons). 



23. Basileuterus rufifrons. 



Setophaga rufifrons, Sicains. An. in Menag. p. 249 (1837) ; Grai/, 

 Gen. B. i. p. 26.5 (1840) : id. Hand-l. B. i. p. 24.5, no. 3554 

 (1869). 



Sylvia aurigula, Licht., teste Bp. Consp. i. p. 314 (18.50). 



Basileuterus rufifrons, Bp. Consp. i. p. 314 (18-50) ; Set. P. Z. S. 

 1856, p. 291, 1858, p. 299 ; id. Cat. Amer. B. p. 35 (1862) ; id. 



