102 LESSONS IN HORSE JUDGING. 



ness, and then the inner ones undergo change 

 and throw out a soft plastic material which in 

 time hardens into bone, and is called 'bone 

 spavin' or a 'jack.' Much depends on the size 

 of these buffer bones. If they are large they 

 serve their purj^ose, and we may have a good 

 hock. They form the whole of the lower part of 

 the hock, so that we must look for this part to be 

 large in every way. 



80. — The bone below the hock is called the 

 metatarsal bone, and is like the metacarpal bone 

 of the fore leg, only it must be thickest from be- 

 fore backwards. 



81. — The remaining bones are for the most pai-t 

 like those of the fore leg. 



