664 Messrs. Schitcr and Mackworih-Praed on [Ihis*, 



Phylloscopus trochilus trochilns. 



Phylloscopus trochilus trochilus (Linn.) ; Hartert, Vog. 

 pal. Faun. i. p. 507. 



[Chr. coll.] 1 Yambio, Mch. B.G. 



A single example of the Willow-Wren collected by 

 Dr. Christy in the Bahr el Ghazal appears to belong to the 

 typical western race. 



Phylloscopus bonelli orientalis. 



Phylloscopus bonelli orientalis (Brehm) ; Hartert^ Vog. 

 pal. Faun. p. 514. 



[C. & L. coll.] 5 Sinkat Mch. R.S. ; 1 Sennar Jan.; 

 1 Korti Mch. W.N. ; 1 Tonga Feb. U.N. 



The Bonelli Warblers collected by Messrs. Chapman 

 and Lynes undoubtedly belong to the eastern race. There 

 appear to be no Sudanese examples in the Museum col- 

 lections though there are a good number from Egypt. It is 

 not represented in the Butler collection, though he informs 

 us he obtained it at Khartoum. 



Phylloscopus collybita abietina. 



Phylloscopus cullybita abietma (Nilsson) ; Hartert, Vog. 

 pal. Faun. p. 503. 



Phylloscopus rufus apud Butler, Ibis, 1905, p. 335, 1908, 

 p. 231. 



[B. coll.] 6 Khartoum Apl. & Nov. ; 1 Kawa Nov. 

 W.N. 



[C. & L. coll.] 1 Kamisa Dec. Sen. ; 2 White Nile 

 15° N. lat. Jan., 1 9^° N. lat. Feb. 



All these Chiffchaffs appear to belong to the larger and 

 paler Scandinavian race. 



Widely distributed in winter (A. L. B.). 



Apalis rufifrons rufifrons. 



Priaia rufifrons Kiippell, N. Wirbelth. 1835, p. 110, 

 pi. 41 : Abyssinian coastlands. 



Apalis rufifrons (Kiipp.) ; Reichw. V. A. iii. p. 600. 



