BIRDS OF ETHIOPIA AND KENYA COLONY 



209 



edging of the wing quills; and the rump and under surface of the 

 body are, except in texture, the same as in adults. 



Adult birds are extraordinarilj^ variable with respect to the color 

 of the upper tail coverts. Some individuals have these feathers 

 practically as dark as the rectrices, while in others they are little, if 



ico 300 4-00 So o f^ites 



- SCALE • 



Figure 3. — The distribution of Columba guinea in northeastern Africa : 1, 

 COLUMBA guinea dilloni ; 2, Columba guinea guinea 



any, darker than the rump. Two of the specimens (a male from 

 Black Lake Abaya, March 25, and a female from Gato River, April 

 17) are both molting the rectrices, as is also a male from Ulugu, 

 Tanganyika Territory, November 7, in the Museum of Comparative 

 Zoology. The tail molt is irregular and asymetrical, the left side 

 usually being further advanced than the riglit. 



