from British Guiana. 419 



whicli ranges from Veuezaela to Bolivia^ differs in wanting 

 the superciliary stripe. A synonym of the latter bird is 

 L. soruria, Scl. & Salv. 



251. SCLERURUS CAUDACUTUS. 



Thamnophilus caudacutus, Vieill. N. Diet. d^Hist. N. iii. 

 p. 310. 



Bartica Grove^ Camacusa, Merume Mountains^ River 

 Atapurau. 



This is doubtless the true T. caudacutus of Vieillot^ the 

 Brazilian bird, often so called, being Myiothera umbretta, 

 Lichtenstein, aud that from the Upper Amazons and Colombia 

 Sclerurus brunneus, Sclater. I believe them to be all separable 

 as species. 



252. Synallaxis brunneicauda. 



Synallaxis brunneicauda, Scl. P. Z. S. 1858, pp. 62, 457, 

 1874, p. 8. 



Roraima (3500-5000 ft.). 



253. Synallaxis albescens. 



Synallaxis albescens, Temm. PI. Col. 227. f. 2 ; Scl. P. Z. S. 

 1874, p. 9. 



Merume Mountains, Roraima (3500 ft.). 



According to Mr. Sclater there are Guianan specimens of 

 this species in the Berlin Museum. May not this be the 

 bird called by Cabauis S. ruficapilla {=S. frontalis), a species 

 unrepresented in Mr. Whitely's collection ? 



254. Synallaxis guianensis. 



Motacilla guianensis, Gm. Syst. Nat. i. p. 988. 

 Synallaxis guianensis, Scl. P. Z. S. 1874, p. 11. 

 Bartica Grove. 



255. Synallaxis adusta. 



Synallaxis adusta, Salv. & Godm. Ibis, 1884, p. 450. 

 Roraima (5000-6000 ft.). 



256"^. Synallaxis cinnamomea. 

 Certhia cinnamomea, Gm. Syst. Nat. i. p. 480. 

 Synallaxis cinnamomea, Scl. P. Z. S. 1874, p. 13. 

 Synallaxis ruficauda. Cab. in Schomb. Guiana, iii. p. 689. 



