SOUND AND UNSOUND HORSES 



replaced, and the sixth permanent molar 

 well up. 



SUMMARY. 



I. — That a yearling has a complete set 

 of temporary incisors, and the fourth 

 permanent molar on a level with the 

 three temporary ones in front of it. 



2. — ^That a two year old has a fifth per- 

 manent molar as yet not much in wear. 



3. — That two fully (lower jaw) deve- 

 loped permanent incisors are positive 

 evidence of a three year old. 



4. — That at three " o# " there will be 

 signs of shedding of the middle temporary 

 incisors, and at three and a half the 

 permanent incisors will have replaced 

 them. 



5. — About three years the first and 

 second permanent molars are well up. 



6. — That a " rising four year old " is 

 readily told by the fact that the per- 

 manent molars are ''fully up," but the 

 tables not properly formed. 



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