164 Capt. G. E. Shelley on Birds 



Waldenia nigrila, Sharpe & Bouvier, Bull. Soc.Zool. France, 

 i. p. 38 (1876). 



2 ? ad., Yambnya. 



35. MOTACILLA CAMPESTRIS. 



MotaciUa campestris, Sharpe, Cat. B. Brit. Mus. x. p. 370, 

 pi. 6. figs. 1, 2. 

 2 J" , Yambuya. 



36. Passer diffusus. 



Passe?' diffusus, Sharpe & Bouvier, Bull. Soc. Zool. France, 

 i. p. 49 (1876, Landana, Chinehonxo) ; Rchw. J. f. O. 1887, 

 p. 305 (Leopoldville) ; Sharpe, Cat. B. Brit. Mus. xii. p. 336 

 (1888). 



One adult specimen from Yambuya. 



37. Onychognathus hartlaubi. 



Onychognathus hartlaubi, Sharpe, Journ. Linn. Soc. xvii. 

 p. 427 (1884). 



5 ad., Yambuya. 



This species has also been obtained by M. Bohndorff in 

 the Niam-ISiam country. 



38. Ploceus nigerrimus. 



Malimbus nigerrimus, Sharpe & Bouvier, Bull. Soc. Zool. 

 France, i. p. 47 (1876). 



Ploceus nigerrimus, Rchw. J. f. O. 1887, p. 305 (Leopold- 

 ville) ; Shelley, Ibis, 1888, p. 87. 



£ $ , Yambuya. 



By no means rare in collections from the Gaboon and 

 Lower Congo. Emin Pasha has also found it in the Mon- 

 bnttu country. 



39. Ploceus bohndorffi. 



Ploceus bohndorffi, Rchw. J. f. O. 1887, pp. 214, 307 

 (Stanley Falls). 



6 ad., Yambuya. 



This is a form of Ploceus abyssinicus (Gm.), from which it 

 differs merely in the slight extension of the black on the 

 crown, showing an approach to P. texlor of the west coast. 



