THE ETHIOPIAN REGION 



89 



land-frontier between the Ethiopian and the Palsearctic 

 Regions, though this is chiefly occupied by desert. 



Out of the nine orders of Terrestrial Mammals the 

 Ethiopian Region contains representatives of seven, the 



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Fig. 13.— The Cape Aakd-vark. 

 (Orycteropus capcnsis.) 



Marsupials and Monotremes being alone absent. The 

 Edentates of this Region are represented by two families. 

 One of these, of which the sole genus is the Aard-vark 

 (Orycteropus), is quite restricted to the Region (see Fig. 13). 



