166 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Centr.-Am., iVves, i, 1883, 316, pi. 22, fig. 2 (Irazu, Poiis, and Bancho Re- 

 dondo, Costa Rica; Volcan de Chiriqui). — Ridgway, Proc. U. S. Nat. 

 Mus., vi, 1884, 412 (Pirris, Costa Rica; descr. young, etc.). — Sclater, 

 Cat. Birds Brit. Mus., xi, 1886, 241.— Zeledon, Anal. Mus. Nac. Costa Rica, 

 i, 1887, 110 (Costa Rica).— Chekrib, Proc. U. S. Nat. Mus., xiv, 1891, 531 

 (Volcan de Irazu and Volcan de Pods, Costa Rica; descr. young). 

 [C7i/o««/)/»9»,s] jj)7m,iMs Sclater and Salvin, Nom. Av. Neotr., 1873, 24. 



CHLOROSPINGUS PUNCTULATUS Sclater and Salvin. 

 YELLOW-BREASTED CHLOROSPINGUS. 



Adults {sexes aHh'). — Head, except throat, very dark sooty brown, 

 inclining to brownish black on pileum, the hindneck and sides of neck 

 similar but paler and tinged with brownish olive; an elongated white 

 postocular spot, involving posterior half or less of upper eyelid; rest of 

 upper parts yellowish olive-green; chin and throat yellow (the former 

 much paler and duller), thickly flecked with blackish brown or dusky; 

 abdomen white or dull yellowish white; rest of under parts grading 

 from bright wax j^ellow or dull saffron yellow on upper chest to 

 lighter and clearer yellow on lower chest, and into yellowish olive- 

 green or deep olive-yellow on sides, flanks, and under tail-coverts; 

 maxilla black, mandible more brownish; legs and feet horn color (in 

 dried skins). 



Admit {malef). — Wing, 64; tail, 54.1; exposed culmen, 12.7; depth 

 of bill at base, 6.9; tarsus, 22.9; middle toe, 13.5.' 



Adult female. — Wing, 63.5; tail, 53.3; exposed culmen, 12.2; tarsus, 

 22.4; middle toe, 12.7.' 



Veragua (Cordillera del Chucu) and Panama (Cascajal). 



C'/iiorospTOgruspMKctoZa^ff.s Sclater and Salvin, Proc. Zool. Soc. Lond., 1869, 440 

 (Cordillera del Chucu, Veragua; coll. Salvin and Godman). — Salvin, Proc. 

 Zool. Soc. Lond., 1870, 188 (Cordillera del Chucu). — Salvin and Godman, 

 Biol. Centr.-Am., Aves, i, 1883, 316, pi. 22, fig. 1.— Sclater, Cat. Birds Brit. 

 Mus., xi, 1886, 241. 



[C/itoro.spmi7'.(s] punctulatus Sclater and Salvin, Nom. Av. Neotr. ,_ 1873, 24. 



CHLOROSPINGUS OLIVACEICEPS Underwood. 

 OLDTE-CROWNED CHLOROSFIKGnS. 



Similar to C canigtdaris Lafresnaye,' but distinguished by having 

 the pileum olivaceous, concolor with the back. To.al length 127, 

 culmen 11.4, wing 66, tail 52.1, tarsus 19.1. (Translation of original 

 description.) 

 Eastern Costa Rica (Carrillo, near Volcan de Irazu). 

 Chlorospingiis olivaceiceps Underwood, Bull. Brit. Orn. Club, no. Iv., June 30, 

 1898, p. lix (Carrillo, Costa Rica; type — . ?) . 



' One specimen, from Cascajal, province Oocl6, Panama; not sexed, but probably a 

 male. 



' One specimen, from Cordillera del Chucu, Veragua. 



^ Tachyphonus canigularis La,heaaa.ye, Rev. Zool., xi, 1848,11. — Chlorospingiis cani- 

 gularis Oabanis, Mus. Hein., i, 1850, 130; Sclater, Cat. Birds Brit. Mus., xi, 1886,242. 



