Descriptions of New American Birds. 395 



XXXIV. — Descriptions of Six supposed JSTeiv Species of 

 American Birds. 



Bv GEORGE X. LAWRENCE. 



Read February 9, 1874, 



1. Chloi'osping'iis briiniieiis. 



The entire plumage is of a dark rusty-brown, brighter on tlie throat 

 and neck in front, and deeper in color on the back, rump and upper tail 

 coverts; the wing coverts have their margins just perceptibly brighter in 

 color; quills brownish-black, their outer webs narrowly edged with the 

 same color as that of the back; under wing coverts brownish-ash; tail 

 purplish black; upper mandible blackish horn color, the under whitish ; 

 tarsi and toes hazel-brown. Length (skin) 5i in. ; wing 2 11-16; tail 2| ; 

 bill 7-16; tarsi 11-16. 



Habitat. — Cost.i Rica, Volcan cle Inizu. 



Bemarhs. — In its general dark brown plumage this 

 • species is unlike any nieml)ers of the genus to which I have 

 assigned it. 



Two species (sex not determined) ;ire in a collection of 

 birds made in Costa liica, in the spring of 1873, by Mr. J. 

 Zeledon, Zoologist under Prof. W. M. Gabli, Chief of the 

 Talaraanca Costa Rica Exploring Expedition. 



This collection was forwarded to the National Museum at 

 Washington, and has been placed in my hands for determina- 

 tion . 



2. Clilorospingrus axillaris, 



Male. Upper part and sides of the head and the hind neck, olive-green, 

 back and rump of the same color, washed with yellowish-fulvous, having 

 a brighter appearance than the head; upper tail coverts glossy black; 

 two middle tail feathers greenish-olive, the others brownish-olive, the 

 outer webs of all broadly margined with fulvous of the same color as 

 the back; wing coverts similar in color to the back, the larger ones 

 broadly edged with clear pale fulvous; quills of a rather light brown, 

 their outer margins of the same color as the back; under wing coverts 

 and inner margins of quills white, axillars pale yellow; entire under 

 plumage fulvous yellow, clearer in color on the abdomen and of a brighter 

 fulvous on the flanks and under tail coverts; bill whitish horn color, 

 brown at the base; tarsi and toes pale plumbeous. Length (skin) 5|- in. ; 

 wing 2i ; tail 2h ; bill h ; tarsi |. 

 MARCH, 1874. 27 . Lyc. NAT. HiST., Vol. x. 



