Severtzqff's 'Fauna of Turkestan.' 421 



Vertical range. Occurs on passage in districts 1, 2, 3, and 

 4^ rarely in the two last^ and in winter in district 2. 



378. FuLiGULA RUFiNA (Pall.) ; Severtzoffj p. 70. 

 Horizontal range. Breeds in all four districts, and is resident 



in district IV. 



Vertical range. Breeds in district ] , and is found on pas- 

 sage in district 2. 



379. Nyroca ferruginea (Gm.). 

 Fuligula leucophthalma, Severtzoff, p. 70. 

 Horizontal range. Breeds in districts 1., II., and III, 

 Vertical range. Occurs on passage in districts 1 and 2, and 



breeds rarely in the latter. 



380. Clangula glaucion (L.) ; Severtzoff, p. 70. 

 Horizontal range. Occurs in winter and on passage in dis- 

 tricts I., II., and III. 



Vertical range. Occurs on passage in districts 1 and 3, and 

 in winter in districts 1 and 2. 



381. Erismatura leucocephala (Scop.). 

 Fuligula mersa, Severtzoff, p. 70. 



Horizontal range. Breeds and occurs on passage in districts 

 I., II., and III. 



Vertical range. Breeds in district 1, and occurs rarely on 

 passage in district 2. 



382. Mergus merganser, L. ; SevertzofF, p. 70. 

 Horizontal range. Occurs in winter in all four districts, 



breeds in districts I. and II., and on passage in I., II., and 

 III. 



Vertical range. Occurs on passage in district 1, in winter 

 in district 2, and breeds in districts 3 and 4. 



383. Mergus albellus, L. ; SevertzofF, p. 70. 

 Horizontal range. Occurs in winter in districts I., II., and 



III. 



Vertical range. Occurs on passage in district 1, and in 

 wintei' in districts 1 and 2. 



2 G 2 



