214 BUDYTES RAYl. 



quills and coverts are dusky-brown edged with whitish, the 

 inner secondaries with yellowish-white ; the first row of small 

 coverts largely tipped with pale yellow. The tail is also dusky, 

 the middle feathers edged with greenish-yellow, but the two 

 outer on each side are chiefly white, that colour being disposed 

 so as to include nearly the whole of the outer web and shaft, 

 and the distal half of the inner web. 



Length to end of tail 6f inches ; extent of wings lOi ; bill 

 along the back j%, along the edge of lower mandible ^% ; tar- 

 sus ^§ ; first toe 85 twelfths, its claw ^% ; second toe ^%, its 

 claw j% ; third toe ^"<j, its claw -^^ ; fourth toe j%, its claw j% ; 

 wing from flexure 3x1^ ; tail 2|f . 



Female. — The bill and feet are brownish-black ; the yellow 

 of the lower parts is paler, and on the neck and throat fades 

 into greyish-white ; the line over the eye is yellowish-white ; 

 the upper part of the head and the back are light greyish-brown 

 tinged with green, and the rump is green as in the male. 

 Tongue four and three twelfths long ; oesophagus two inches 

 long, its diameter two and a half twelfths. Stomach six 

 twelfths long ; intestine seven inches and two-twelfths long ; 

 its diameter two-twelfths ; coeca a twelfth and a half long, and 

 one inch distant from the extremity. 



Length to end of tail 6f inches ; extent of wings 10. 



Habits. — In the beginning of July 1831, during a continu- 

 ance of hot and dry weather, I found a considerable number of 

 Wagtails collected about a pool near Inverleith, the stream 

 that flowed from which was bordered by willows. Among 

 them were several individuals of the present species, which, as 

 well as the others, readily perched on the trees and bushes 

 when disturbed, and occasionally pursued insects on wing, in 

 the manner of Flycatchers. I shot a young bird of which the 

 plumage was scarcely complete, and of which I made a draw- 

 ing. This was the first time that I had an opportunity of see- 

 ing the Yellow-headed Quaketail alive. 



One evening in July 1834, while looking for birds in the 

 meadows to the west of Edinburgh, my notice was attracted by 



