BIRDS OF NORTH AND MIDDLE AMERICA. 



145 



GRALLARICULA COSTARICENSIS Lawrence. 



COSTA RICAN GRALLARICULA. 



Adults (sexes alike.) — Pileiim and liindneck plain grayisli olive, 

 more brownish on forehead ; rest of upper parts plain brownish olive, 

 the general color of A\dngs, together with tail, decitledly browner 

 (sometimes nearly prouts brown) ; outer web of exterior feather of 

 alula buff or ochraceous-buff; wing-coverts sometimes with an indis- 

 tinct terminal spot or terminal margin of light tawny or rufescent 

 brown ; an indistinct orbital ring of tawny ; lores buft'y or ocliraceous, 

 suffused with black or dusky in middle portion; suborbital and 

 auricular regions olive tinged with tawn}^, the latter with very indis- 

 tinct narrow shaft-streaks of paler; malar region, chin, throat, chest, 

 and sides ocliraceous or tawn3^-ochraceous, usually somewhat paler 

 on cliin and throat, the chest usually more or less distinctly marketl 

 (irregularly) vnih black or dusky; abdomen and median lower part 

 of breast wliite or buffy white, the latter, as well as sides of abdo- 

 men, usually flecked with black or dusky; under tail-coverts pale 

 buff or buffy wliitish; imder wing-coverts clear ocliraceous, those over 

 carpo-metacarpal joint, more or less extensively, dusky; inner webs 

 of remiges rather indistinctly edged with brownish buff or ])ale wood 

 brown; maxilla horn brown (more or less dark), mandible pale dull 

 yellowish (wax yellow in hfe) ; "^ iris brown ^ or red ; "■ legs and feet 

 pale yellowish brown (yellowish oUve in Ufe) ." 



Adult male. — Length (skin), 97; wing, 66; tail, 26; culmen, 13.5; 

 tarsus, 21.5; middle toe, 13.5. 



Adult female.— Lewgili (skins), 86.5-100.5 (92); wing, 61.5-64 

 (62.8); tail, 18-24.5 (21.7); culmen, 13.5-14.5 (14); tarsus, 20.5-21 

 (20.7); middle toe, 13.5-14 (13.7).'' 



Costa Rica (Navarro; Barranca; Buena Vista; Rio Sucio; Caii- 

 blanco de Sarapiqui; base of Volcan de Turiialba, 2,000 ft.) and 

 western Panama (Cliitra; Calovevora; Calobre; Cordillera de Tole; 

 Caribbean slope, Chiric[ul). 



Grallariciila costaricc7isi3 Lawrence, Ann. Lye. Nat. Hist. N. Y., viii, 1867, 346 

 (Barranca, Costa Rica; coll. U. S. Nat. Mus.); ix, 1868, 110 (Barranca).— 

 Salvin, Proc. Zool. Soc. Lond., 1867, 146 (Cordillera de Tole, Panama); 



« J. C. Zeledon, on label. 

 b F. Carmiol, on label, 

 c Three specimens. 



81255°— Bull. 50—11- 



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