500 On British-East- African Birds. 



31. PoLYBOROiDES TYPicus Smith; Shelley, B. Africa, i. 

 p. 153 (1896). 



a, ad. N'gong, Oct. 1898. 



Shot in the middle of the forest. 



32. Serpentarius serpentarius (Miller) ; Shelley, B. 

 Africa, i. p. 154 (1896). 



Very common all over the open plains. Chief food, lizards 

 and grasshoppers. 



33. Anas sparsa Smitli; Sharpe, Hand-1. B. i. 216. 

 a, ad. N'gong, October 1898. 



This Duck can he seen on any of the small swamps or 

 rivers in the Ukamba Province after the rains have begun iu 

 October till early in January. 



34'. Ibis iEXHiopiCA (Lath.) ; Shelley, B, Africa, i. p. 155 

 (1896). 

 a. Athi river, Sept. 1899. 



A very rare visitor. 



35. Balearica pavoxina (Linn.) ; Shelley, B. Africa, i. 

 p. 186 (1896). 



Very common on the Nairobi river. Roosts on the bare 

 trees at night in large flocks. 



36. EupoDOTis KORi (Burch.) ; Shelley, B. Africa, i. 

 p. 186 (1896). 



a, ad. Athi river, Sept. 1899. 



Shot by my wife with a rifle at 250 yards. 



37. OxYECHUs TRicoLLARis (V.) ; Sharpc, Cat. B. Brit. 

 Mus. xxiv. p. 247. 



No. 156, S j«v. Athi river, Sept. 12, 1899. 



This bird arrives in large numbers with the October and 

 April rains, and disappears as soon as the country is dry, 

 though an occasional specimen may be seen on any large 

 swamp or sheet of water all the year round. 



38. Tringoides HYPOLEUcus (Linn.); Sharpe, Cat. B. Brit. 

 Mus. xxiv. p. 456 (1896). 



No. 11, ? ad. Athi river, Sept. 7, 1899. 



