266 THE SHEEP AND ITS COUSINS 



and flatness of the front surface of the horns 

 (pi. XX. fig. 2), which has very sharp lateral angles, 

 and frequently carries very few transverse wrinkles. 

 In old rams, however, this flatness seems to be 

 less marked. These urial run very large, and the 

 old rams in winter carry long and unusually white 



Skull and Horns of Kopet Dagh Urial. 



throat-ruffs ; both these features tending to connect 

 them with the smaller races of the argali, from 

 which they are not far removed in space. Fine 

 specimens of the horns of the North Elburz arkal 

 attain a length of from 45 to 47 inches. A good 

 account of the Elburz urial will be found in Major 

 R. L. Kennion's By Mountain, Lake, and Plain? 



' Page 278, Edinburgh and London, 191 1. 



