262 



TUB HORSE. 



FIQ. 6. — LOWER NIPPERS AND TOSHES AT FIVE TEARS OLD. 



L 1 Central nippers, with their marks 3. 3. Corner nippers, with the mark plalnlj 

 almost entirely worn out. seen, but the edges partially worn. 



2. 2. Next nippers, showing marks par- 4. 4. Tushes, with the grooves inside almo&i 

 tially worn. obliterated. 



sixth molar is at its full growth, and the third is shed to make 

 room for the permanent tooth in its place. These two last-named 

 teeth should always be examined in cases where there is any doubt 

 about the age. After five years, no further shedding occurs in 

 any of the teeth. 



Fig 7.— the lower nippers and tushes of a six-year-old borsb 



mark plainly enough, bnt witn mi 

 edges of the cavity considerably 



The lower jaw. 

 C I. The central nippers, with the 



marks worn out. worn. 



2. 2. The noxt nippers, with the marks 4 4. The tushes, standing up tbree-quarteis 



disappearing. of an inch, with their points only 



5. 3. The corner nippers, show'ig the slightly blunted. 



