BIEDS OP ETHIOPIA AND KENYA COLONY 



483 



and lafresnayi is exceedingly involved. If it did not happen that 

 two forms occurred side \yy side in various places in South and East 

 Africa, the two might readily be considered one species, but inas- 

 much as there is no evidence to suggest that these geographic co- 

 incidences may be due to migration, or that the coincidence in each 

 case is real only on paper, that is, on a map, but not in nature be- 



O ICO zoo 3 00 4^00 J-OO f^lLCS 



' — -' '- r 



- SCALE • 



FiGunE 22. — Distribution of DENDHoncos fuscescens in northeastern Africa : 

 1, Dendkopicos fuscescens iiemprichii ; 2, Dendhopicos fuscescens massaicds 



cause of ecological variations in the small areas involved, it is neces- 

 sary to use two binomials for the present. D. lafresnayi is more 

 greenish-yellow, less clearly barred with black and white on the back 

 than 1). fuscencens. 



The two races of Dendropicos fuscescens inhabiting the territory 

 under discussion in this report are : 



94312—30 32 



