3 8 Permanence and Evolution. 



weakness but strength of inheritance. In the 

 Sus indica or Chinese pig, we see also many 

 local breeds differing in the above-mentioned 

 respects, of whose origin nothing is known* 

 Also of solid-hoofed swine ; pigs with jaw- 

 appendages, etc., which probably proceed from 

 reversion to some unknown form. 



In South America and the West Indies there 

 are many feral pigs descended from Old World 

 stock. These reassume the characters which the 

 domestic has lost from abortion and disease, and 

 which are characteristic not more of Sus apcr 

 than of any other of the wild races of true Sus. 

 Their tusks become large, their muzzles long, 

 and their bodies bristly. Their young are longi- 

 tudinally striped, as are those of Turkish, West- 

 phalian, and some African pigs. In colour they 

 do not resemble the wild boar, some being 

 black, others reddish-brown, and some "black, 

 with a white band across the stomach, often 

 extending over the back ; " this last in New 

 Granada. 



