1922.] Collcclion of Birds made in the Sudan, 093 



Motacilla feldegg melanogrisens ( Homey er). 

 c?. Um lluaba, KorJofan, Dec. 1920. 



1 prefer to separate the Black-headed Wagtails tVoiii the 

 Blue-headed form. 



There are several "Yellow Wagtails" in tliis collection, 

 but as they are young and female birds, it is not possible to 

 identity tliem. 



Motacilla feldegg feldegg Micliahelles. 

 (^ . Singa, Jan. 1921. 



Motacilla flava flava Linnjeus. 



is ■ Uui Piual)a. Kordofan, Dec. 1920. 3c? • fSinga, Jan. 

 1921. 



Corvus ruficollis ruficoUis Lesson. 



2 c?, 1 ?. Haifa, Feb. 1921. 



These are typical large-billed examples and well match 

 specimens from other parts of Egypt. The Brown-necked 

 Raven is, in my opinion, a different species and not a race 

 of C. corax. There are, moreover, two distinct forms, 

 C. r. ruficoUis and C. r. infumatus. The latter apparently 

 occurs at or near Suez, in Egypt, and in parts of the Sudan. 

 I have not yet seen a typical ruficollis from south of Haifa. 



Corvus albus Midler. 



S . Um Unaba, Kordofan, Dec. 1920. ^ ■ Sennar, Jan. 

 1921. 



Tracliyphonus margaritatus margaritatus (Cretzschmar). 

 S ? . Kabashia, Berber. Dec. 1920. 



Campetliera nubica (Gmelin). 



S . Um lluaba, Kordofan, Dec. 1920. 



Ceryle rudis rudis (Linnaus). 

 S . Siuga, Jan. 1920. 



Merops orientalis viridissimus Swainson. 

 Two sexed ? ? , probably S c? • Kabashia, Berber, Jan. 

 1921. 



I do not understand Sclater and Praed when they say that 



