MOTACILLTNiE. 167 



Head, nape, sides of the face and back pale grey, with an olive tinge ; 

 rump and upper tail-coverts pale greenish yellow ; chin, supercilium 

 and throat white, rest of under surface yellow, purest on the middle 

 of the abdomen, under tail-coverts and flanks ; primaries dusky brown, 

 lighter on the margin of their inner webs, and darker on the outer; 

 secondaries dusky brown, white on both webs at their bases, forming a 

 conspicuous wing band ; tertiaries dark brown, also white at their bases, 

 and edged on both webs with yellowish, narrow on the outer, and broad 

 on the inner webs, being a continuation of the basal white patch; tail 

 dark brown, nearly black, the feathers with greenish yellow edging, the 

 outermost feathers white, and dark shafted; the next also white, both 

 the shaft and outer web for three-fourths their length dark brown; bill 

 black ; legs pale brown; irides brown. 



Length. — 7'25 to 7'5 inches, wing 2-25 to 2*5, longest tertiaries the 

 length of the first three primaries, tail 3'8, -bill at front nearly 0-5. In 

 summer plumage the chin and throat are black, and the under parts 

 dark yellow. 



Hah. — Central and Southern Europe, N. E. Africa, Australia and 

 Asia Minor. Occurs throughout India to Nepaul and Ceylon as a winter 

 visitant ; also in Sind, Punjab, and N. W. Provinces ; Beloochistan, 

 Persia and Afghanistan; Kutch, Kattiawar, Jodhpore, Jeypore, North 

 Guiierat, Concan, Deccan, and Central and Southern India, 



Gen. Budytes.— C/ry. 



Characters same as those of Motacilln. Tarsi longer ; longest tertiary 

 equal to the fifth primary, or intermediate in length between the fourth 

 and fifth ; hind toe and claw longer. 



The following is a key to the species of this genus in summer plum- 

 age, given by G. F. L. M. in Stray Feathers, vol ix. : — 



A. With the entire head yellow. 



Entire back black. — 1 B. calcaratus. 

 Back grey. — 2 B. citreoJa. 



B. Top of head pure black, supercilium narrow or wanting. — 



3 B. melanoccphala. 



C. Crown yellowish green, supercilium broad and yellow. — 



4 B. raiji. 



D. With the crown grey. 



Crown pure light grey ; supercilium white, broad ; cheeks 

 pale grey or pale white. — ■ 



B. dnhius = B. heeriia, Sykes. 

 Crown deeper grey, supercilium white, broad ; cheeks dark 

 grey, with a few white streaks. — 



B. flaws. 

 Crown dark grey; supercilium white, narrow or wanting ; 

 cheeks dark slaty, almost black. — 



B. ciuercoca^^illus. 



