BIRDS OF ETHIOPIA AND KENYA COLONY 



221 



and Uganda to the Nile system, thence north through the Elgon 

 district, west of Tiirkanaland, into the Abaya Lakes district of 

 Ethiopia and into northwestern Uganda and the southern Sudan 

 (the old "Lado Enclave"), there intergrading with decipiens on the 

 north. 



O /OO zoo 30O 4-00 SO O MILCS 



- SCALE- 



FiGUGE 4. — The distribution of Streptopelia decipiens in northeastern Africa : 

 1, Streptopelia decipiens decipiens; 2, Streptopelia decipiens shelleyi ; 3, 

 Streptopelia decipiens permista ; 4, Streptopelia decipiens elegans ; 5, Strep- 

 topelia DECIPIENS PERSPICILLATA ; 6, STREPTOPELIA DECIPIENS GRISEIVENTRIS 



4. 8. d. perspicillata. — Tanganyika Territory and Kenya Colony, 

 east of the Rift Valley, west of the coastal plain from central 

 Tanganyika Territory (Dodonui district) north through the 

 Ukamba, Masai, and Kikuyu districts of Kenya Colony to Turkana- 

 land. In the region south of Lake Rudolf it seems to intergrade 



