PLA.NESTICUS. 



379 



d. Under winff-coverts dull rufous P. fumiqatus abariensis, 



^ •' •' [p. 382. 



e. Under wing-coverts buff P. gymnophthalmus, p. 383. 



f. Under wing-coverts pale bufE or 



buffy white. 

 c'. Larger, wing more than 110 mm., 



tail more than 90 P. murinus, p. 384. 



d' . Smaller, wing less than 110 mm., 



tail less than 90 P. or^Awn, p. 385. 



g. lender wing-coverts grey like the 



sides of the body P. phceop^ffus, -p. S86. 



580. Planesticus leucops. 

 Taczanowski's Black Ouzel. 



Turdus leucops Taczanowski, P. Z. S. 1877, p. 331 (Ropobamba and 

 Tambillo, North Peru) ; Salvin, Ibis, 1885, p. 199 (Merume Mts., 

 Roraima). 



Merula leucops Seebohm, Cat. B. Brit. Mus. v. p. 241, 1881. 



Planesticus leucops Brabourne & Chubb, B. S. Amer. i. p. 344, no. 3511, 

 1912. 



Adult male. General colour, botH on the upper and under 

 surface, black with a steel-blue gloss. 



Total length 224 mm., exposed culmen 19, wing 112, tail 84, 

 tarsus 26, middle toe and claw 24. 



Adult female. Greneral colour of the upper surface olive-brown, 

 including the head, back, upper tail-coverts, scapulars, and upper 

 wing-coverts ; inner webs of primary and secondary quills rather 

 paler ; sides of face and ear-coverts like the back ; throat streaked 

 with brown and dull white ; breast, thighs, and sides of body 

 olive-brown, but much paler than the back ; middle of abdomen 

 and under tail-coverts white ; axillaries and under wing-coverts 

 orange-bufE ; flight-quills below greyish brown, slightly washed 

 with buff on the inner edges ; lower aspect of tail greyish brown. 



Total length 214 mm., exposed culmen 18, wing 111, tail 87, 

 tarsus 27. 



This species is not represented in the McOonnell collection, and 

 the specimens described are in the British Museum. The male is 

 from the Kamarang River and the female from Mount Roraima — 

 Salvin-Godman collection. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



