STEUCTURE OF THE HORSE. 



119 



large breeds. Tall, Lonj animals have older-looking teetli than 

 small animals. 



The examiner should in every case be careful t.o note the 

 presence or absence of the ring of enamel that surrounds each 



Fig. 21— Upper Incisor Teeth of a Ten Year Old. 

 1, 1. Cups have left central. 

 S, 2. Cujys have left lateral. 

 3, 3. Cups still remaining in corner incisors. 



Fig. 22 — Incisor tooth of a horse 

 showing dental star which 

 makes its appearance when the 

 animal is about eleven years 

 old. 



Fig. 23 — Upper Incisors of a Twelve Year 

 Old Showing the Upper Row of Teeth All 

 Smooth. 



Fig. 21, — Lower Incisors of a Fifteen 

 Year Old. 



infundibula, as dishonest dealers often make artificial marks to 

 deceive the purchaser. It is said that this swindling operation 

 is of English origin. It is called Bisho])ing, from the name of 

 the man who invented it. The horse of eight or nine years 

 is thrown, and with an engraver's tooth a hole is dug out in the 



