CHAPMAN S ZEBRA 



135 



longitudinal line of the helhj. We had lots of six, eight 

 and ten individuals, caught out of the same herd in the 

 Northern Transvaal, w^hich contained typical selousi (see 



Fig. 59.— Heavily-marked Chapman's Zebra (Northern Transvaal). 



illustration), chapmanni and all the intermediate stages 

 between the two extremes. What then is the sense or use 

 of employing these sub-specific names as geographical 

 races when they do not exist as such, and when examples 



