BIRDS OF ETHIOPIA AISTD KENYA COLONY 



67 



Soft parts : Adult male — iris dark red to carmine-red ; bill reddish 

 brown; feet plumbeous; claws plumbeous to blackish. In immature 

 and subadult birds, the bill is black. 



The birds from the Hawash River are intermediate between per- 

 mistus and typical vionacha but are nearer to the former, with which 



O f OO ieo 300 A-OO SO O /^ILCS 



• SCALE • 

 FiGDEE 6. — Distribution of Oriolus moitacha in northeastern Africa. 



1. 0. m. monacha. 4- 0. m. kikuyuensis. 



2. O. m. permistus. 5. 0. m. reichenowi. 



3. O. m. rolleti. 



race they are here identified. The one from Lake Abaya approaches 

 reichenowi considerably. 



The systematics of the African black-headed orioles is a subject of 

 considerable complexity, no small part of which is due to the di- 

 vergent results published by different investigators. The best review 



