Birds of the Zarafschan Basin. 469 



Bill bright pink, horny-nail white, base of lower mandible 

 paler, base of bill orange-red. 



126. Nettion crecca. 



Nettion crecca Salvad. Cat. B. xxvii. p. 243. 



<J . Bokhara. 18 March, 1908. No. 298. 

 $ . Samarkand. 18 Oct., 1907. No. 83. 



The Teal is a winter visitor to the Zarafschan, but also 

 passes the lower course of the river in mid-March in large 

 flocks migrating north. Incredible numbers collect on the 

 small lakes of the steppe at night. 



127. MARECA PENELOPE. 



Mareca penelope Salvad. Cat. B. xxvii. p. 227. 



<J. Bokhara. 24 March, 1908. No. 324. 



? . Samarkand. 30 Oct., 1907. No. 133. 

 This a winter migrant to the Zarafschan River. 



128. FULIGULA PERINA. 



Nyroca ferina Salvad. Cat. B. xxvii. p. 335. 



<J . Bokhara. 18 March, 1908. No. 296. 

 ? . „ 18 March, 1908. No. 297. 



The Pochard passes the lower Zarafschan in immense 

 numbers on its northward migration in the middle of 

 March. 



129. Mergus albellus. 



Mergus albellus Salvad. Cat. B. xxvii. p. 461. 

 ? . Bokhara. 4-8 Dec, 1907. Nos. 206, 225. 

 The Smew is very common on the lower Zarafschan in 

 winter. 



130. iEGIALITIS CURONICA. 



jEgialitis dubia Sharpe, Cat. B. xxiv. p. 263. 

 <J . Bokhara. 20 May, 1908. No. 495. 



131. TOTANUS OCHROPUS. 



Heludromus ochropus Sharpe, Cat. B. xxiv. p. 437. 

 ? . Samarkand. 18 Nov., 1907. No. 194. 



132. Larus riuibundus. 



Larus ridibundus Saunders, Cat. B. xxv. p. 207. 



<$. Bokhara. 14, 22 March, 1908. Nos. 281, 316. 



