THE AMERICAN NATURALIST [Vol. XL VII 



Thoroughbred. . 



Shire 



Clydesdale 



Saddle . '. '. 

 Total : 



Thoroughbred. . 



( ud.-i i!.. 



Trotter 



Saddle. 



Total 



CrayXXot (in 



t4 



Roan X Brown 



It will be seen from the foregoing that out of 1,4.38 

 matings of chestnut with chestnut all the foals are 

 chestnut except 16. Sturtevant gives from 69 such 

 matings all chestnut foals. In like manner I report 224 

 chestnut matings producing chestnut foals. This makes 

 a total of 293 foals from chestnut matings among the two 



