354 riMEiJiD^. 



tail-feathers brown like the back, blackish towards their ends, the 

 remainder blackish, washed with ashy near the bases; nasal plumes 

 hoary grey ; feathers of forehead slightly lanceolate and washed 

 withhoary grey ; lores ashy whitish, mottled with dusky bases to the 

 feathers ; over the eye a broad superciliary patch of creamy white ; 

 cheeks and ear-covcrts light earthy brown, washed with hoary grey 

 on the fore part of the former ; on the chin a blackish spot, succeeded 

 by a small patch of hoary grey : lower throat and rest of nndcrparts 

 light earthy brown, becoming duller on the breast ; lower flanks, 

 abdomen, thighs, and under tail-coverts ashy, darker on the latter ; 

 under wing-coverts and axillarios like the breast ; quills ashy brown 

 below, lighter along the inner web ; bill yellow ; feet and claws 

 brownish; iris clear brown. Total length 9-o inches, culmeu 1, 

 wing 2-3, tail 4-6, tarsus 1-3. (Mas. H. Seebohm.) 



Sexes alike in plumage (David). 



Hub. Mountains of Xorth China and Mongolia. 



12. TROCHALOPTERUM. 



Type. 



Trochalopteron, Bhjth, J. A. S. Benij. xii. p. 952 



(1843; Tj-po nullo. 



Trochalopteron, Hodys. in Gray's Zool. Misc. p. 83 



(1844) T. squamatura. 



Pterocyclus, Graj/, Gen. B. i. p. 226 (1846) .... T. erythrocephalum. 



liSucodioptron, Bp. C. R. xxxviii. p. 54 (1854, 



ex Schiff. MS.) T. canorum. 



Eari'je. Hills of Southern India ; Himalayas ; Burmese countries, 

 and the whole of China, with Pormosa and Hainan. 



Key to the Species. 



a. Outer aspect of quills more brilliant than the 

 back, either golden or grey; mantle some- 

 times spotted, but never streaked. 

 a'. Throat black. 



a". Ear-coverts uniform ; cheeks with a 

 large patch of white or fulvous ; pri- 

 mary-coverts black, forming a patch 

 on the wing. 

 a'". Upper tail-coverts rufous ; secon- 

 daries ashy grey at their ends; 

 breast rufous, with ashy margins 

 to the feathers. 

 a^. With a whitish patch on the sides 

 of the neck ; size smaller ; back 



rufous ; head brown offine, p. 357. 



6*. No patch of whitish on sides of 

 neck ; size larger : back ashy olive ; 

 head dusky brown,contrasting with 



rufous hind neck hlythi, p. 358. 



b'" . Upper tail-coverts ashy ; inner secon- 

 daries tipped with white on their 

 outer webs ; breast ashy washed 



