BIRDS OF ETHIOPIA AND KENYA COLONY 



295 



4. P. s. catholeuGus: Southern Somaliland and the immediately 

 adjacent parts of southeastern Ethiopia and northeastern Kenya 

 Colony, intergrading in northern Kenya Colony with erythropterus. 

 Paler above than erythropterus^ even than orientalis^ the underparts 



o loo ioo 300 4-00 •T oo mues 

 • SCALE • 



FIGURE 17. — Distribution of Pomatorhynchua senegahia in northeastern Africa. 



i. P. 8. remigialis. 



2. P. s. percivali. 



S. P. 8. hahyssinicus. 



i. P. 8. 8Udanensis. 



5. P. 8. erlangeri. 



6. P. 8. catholeucus. 



7. P. 8. erythropterus. 



8. P. 8. orientalis. 



the purest white of any of the races, the gray being wholly restricted 

 to the sides and flanks; wings, 84^90 mm. (None seen by me.) 



5. P. s. remigialis: The Nile Valley from Khartoum to Dongola 

 and Halba, west through Khartoum and Darfur to Lake Chad, where 



