64 -DENDROCOLAPTIDJE. 



Sect. III. Cap white or whitish ; wing-covei'ts externally 

 and tail rufous. 



Kerj to the Species. 



A. Upper back rufous ; cap white 12. alhiceps, p. 64. 



B. Upper back olive-browu ; cap brownish white 13. albicapilla, p. 64. 



12. Siptornis alhiceps. 



Synallaxis alhiceps, d'Orb. et Lafr. Si/n. Ai\ i. p. 23 ; (VOrb. Toy. 

 p. 241, pi. xvi. iio-. 2 ; Scl. P. Z. .S'. 1850, p. 194 (rep. Arg.), et 

 1874, p. 21 ; Scl. et Salv. Nomencl. p. 64 ; iid. P. Z. S. 1879, p. 621 

 (BoUvia). 



Above rufoiis, lower hack brownish ; cap white : beneath oliva- 

 ceous brown ; throat whitish : whole length 5-8 inches, wing 2-5, 

 tail 2-5. 



Hah. Bolivia. 



o, b. Ad. sk. Tilotilo, Yungas, Bolivia (Buckleij). Salvin-Godman CoU. 

 c. Ad. sk. Bohvia. T. Bridges [C.]. 



13. Siptornis albicapilla. 



S\-nallaxis albicapilla, Cab. J. f. 0. 187.->, p. 319; Scl. et Salv. 

 'Nomencl. p. 64; iid. P. Z. 6'. ' 1874, p. 679 (Peru); Scl. P. Z. S. 

 1874, p. 22 ; Tacz. P. Z. S. 1874, p. 527 (C. Peru) ; id. Oin. Per. 

 ii. p. 136. 



Above olive-brown ; cap brownish white ; edgings of wing-coverts 

 and whole tail bright rufous: beneath pale earthy brown ; throat 

 and neck whiti h : whole length 6-3 inches, wing 2-8,tall 3-2. 



Hah. Peru. 



a. S ad. sk. Paucartambo, Peru {Whitely). Salvin-Godman C 



h. 2 ad. sk. Cachupata, Peru ( Whitely). Sclater Coll. 



Sect. IV. Above uniform brown, cap not different ; tail more or 

 less blackish mixed with rufous; tail-feathers more or less 

 broadened. 



Key to the Species. 



A. Throat pointed with black ■. 14. humicola, p. 65. 



B. Throat with a central rufous spot. 



a. Outer secondaries edged with rufous 15. orbiynii, p. 65. 



b. Outer secondaries not edged with rufous. 



«'. Rump rufous 16. arequipcc, p. 66. 



