720 SOUNDNESS. 



with naturally weak flat feet (which would be ill suited to resist 

 the causes of laminitis) would have a, strong disposition to transmit 

 the defective shape of feet to the foal. 



Navicvilar disease (p. 205). 



Ophthalmia, periodic (p. 339). 



Ossification of the later dl cartilages (p. 279). 



Pasterns twisted. — Here the toes are turned either in or out. 



Ringhone (p. 247). — Any form of ringbone is a most objection- 

 able defect in a stud animal. 



Roaring (p. 378). 



Side hone (p. 279). 



Sight, congenital defects of ; supposing, that they affect the 

 animal's usefulness. 



Spavin, bog. — See "Bog-spavin'' (p. 719). 



Spavin, bone. — See " Bone-spavin " (p. 719). 



Splints (pp. 230 to 238). — Splints should be viewed with great 

 suspicion in mares and horses reserved for breeding purposes ; for 

 the law of heredity is well marked in the tendency, possessed By 

 some animals, to throw out bony deposits on the limbs, at and 

 below the knees and hocks. 



Thick wind (p. 390). 



Thoroughpin.- — See " Bog-spavin " (p. 71 9). 



Whistling (p. 378). 



