1. MOTACILLA. 483 



Dawson Rowlmfs Orn. Misc. ii, p. 192 (1876) ; Walden, Trans. 



Z. S. ix. p. 198 (1877); Wardlatv Ramsay, Ms, 1877, p. 462; 



Hume ^- Davison, Sir. F. 1878, p. 362 ; Anderson, Zool. Exped. 



Yun-nan, Aves, p. 609 (1878) ; Brooks, Sir. F. 1878, vol. ii. p. 137 ; 



Ball, t. c. p. 219 ; Hume, t. c. p. 519. 

 Motacilla alba, var. paradoxa, (nee Brehni) Schrenck, Rets. Amurl., 



Vof/. p. 341, Taf. XI. fig. 2 (1859) ; Sioinh. P. Z. S. 1871, p. 363. 

 Motacilla felix, Swinh. P. Z. S. 1870, p. 121 ; Oates, Str. F. 1880, 



p. 224. 

 Motacilla francisci, Sioiiik. Ibis, 1870, p. 345 ; id. P. Z. S. 1870, 



p. 123, 1871, p. 363. 

 Motacilla frontata, Sivinh. P. Z. S. 1870, p. 129, 1871, p. 363 ; David 



4- Oust. Ois. Chine, p. 301 (1877). 

 Motacilla alboides, var. 1. felix, Swinh. P. Z. S. 1871, p. 363. 

 Motacilla alboides, var. 2. secbuenensis, Swinh. t. c. p. 363. 

 Motacilla paradoxa, David ^- Oust. Ois. Chine, p. 299 (1877). 



Key to the Plumages of M. leucopsis. 



a. Forebead like tbe back ; upper siu-face 



ligbt asby or pale olivaceous ; least wing- 



co\ erts like tbe back ; median coverts 



wbite, witb a mesial streak of dark 



brown ; on tbe fore neck a dusky blacMsb 



patcb Young : fii'st plumage. 



h. Forehead wbite ; upper sui'face gi-ey ; 



n'edian wing-coverts wbite; a nai-row 



black band on tbe fore neck Young : first winter. 



c. Forehead white ; head black ; back gi'ey, 



or grey mottled with black ; least wing- 

 coverts black ; a broad band on fore 

 neck Adult : second winter. 



d. Forebead white ; remainder of upper sm-- 



face black, as aLso tbe least wing-coverts ; 

 black extending on the throat, leaving 

 the upper throat wbite ; secondaries with 

 tbe white confined to the inner web .... Adult : breeding-plumage. 



e. Black extending on to tbe chin ; base of 



secondaries white on both webs Adult : final plumage. 



Young in first plumage. General colour above light olivaceous, 

 the feathers pale grey at their bases, the rump more dusky, the 

 upper tail-coverts blackish, brown on their edges, paler at their tips, 

 the lateral ones externally ashy whitish ; lesser wing-coverts like 

 the back ; median coverts yellowish white, with a longitudinal dark 

 brown centre ; the greater coverts yellowish white, internally brown ; 

 bastard-wing black ; primary-coverts and quills blackish, edged with 

 ashy, the secondaries externally broadly washed with brownish 

 white : tail-feathers black, edged with buffy white and with pale 

 tips, the two outer ones white, the penultimate one with a 

 blackish edging to the greater part of the inner web ; head like the 

 back, the lores and forehead the same ; eyelid and a broad streak 

 along the sides of the hinder crown, cheeks, and ear-coverts yellowish 

 white ; under surface of body white, suffused with brown on the 



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