634 Annals of the Carnegie Museum. 



maculate buff-ochraceous; lower parts scarcely streaked. 



Hyloctistes virgatus. 

 cc. Pileum and back scarcely streaked, at least with not more than a few 

 buffy shaft-lines. 

 d. Whole throat and breast strongly washed with ruddy; pileum 

 brownish-black; back seal-brown. 

 e. Entire bill black. Rhopoctites rufo-brunneus. 



ee. Mandible largely yellowish horn. 



Xenicopsis subalaris lineatus, juv. 

 dd. Throat not ruddy, but white or buff y-white, more or less mottled 

 with dusky. 

 e. Tail brownish-black. 



/. Small (wing, 62 mm.); throat buff-ochraceous; lower 

 parts strongly spotted with buff-ochraceous. 



Premnoplex brunnescens brunneicauda. 

 ff. Larger (wing, 87 mm.); throat white, feathers edged 

 with blackish; chest dull chestnut; back, breast, and 

 abdomen deep umber-brown (also under (a)). 



Sclerums giiatemalensis . 

 ee. Tail chestnut or cinnamon-brown. 



/. Rump and lower tail-coverts cinnamon-brown; belly 

 cinnamon-ochraceous; pileum black; breast buffy, 

 feathers edged with black. Pseudocolaptes lawrencii. 

 ff. Rump and lower tail-coverts olive-brown. 



g. A few buffy shaft-lines on upper back; chest and 

 breast narrowly streaked with buffy; throat 

 buff-ochraceous. 



Xenicopsis subalaris lineatus, adult. 



gg. Back and lower parts without streaks; throat and 



upper chest buffy-white, feathers narrowly edged 



with dusky; a cinnamon-ochraceous superciliary 



line. Xenicopsis variegaticeps. 



368. Synallaxis albescens latitabunda Bangs. 



Synallaxis albescens Sclater, Cat. Birds Brit. Mus., XV, 1890, 43, part (Vera- 

 gua, southward). — Salvin and Godman, Biol. Centr.-Am., Aves, II, 1891, 

 147, part (Veragua, southward into South America). — Cherrie, Expl. 

 Zool. en C. R., 1891-2, 1893, 38 (Terraba and Buenos Aires, three specimens; 

 first record north of Panama). 



Synallaxis albescens latitabunda Bangs, Auk, XXIV, 1907, 298 (type from 

 Boruca, Costa Rica, adult $ , collection E. A. and O. Bangs; May 31, 1906, 

 by C. F. Underwood; other specimens from Paso Real and Barranca de 

 Terraba). 



Bangs Collection: Buenos Aires (Underwood). 



Carnegie Museum: Boruca and Buenos Aires (Carriker). Six skins. 



