CHAPTER I. 



NOMENCLATURE OF THE TEETH. 



The teeth are called, Incisors, Canines, or Molars, ac- 

 cording to their location, form and function; they are supe- 

 rior or inferior according to the jaw into which they are im- 

 planted ; and right or left according to the side of the median 

 line of the body they occupy. The incisors, naming from the 

 median line outward, are called centrals, laterals and cor- 

 ners. The molars are numbered, ist, 2nd, 3rd, etc., from 



Fig. I. 

 Complete Denture of a Horse. 



1. The Canine denture. 



2. Incisor denture. 



3. Molar denture. 



before backward. The subdivision of the molars into pre- 

 molars and molars is useless in the herbivora, as they pos- 

 sess no distinguishing characteristics that would warrant 

 such classification, and in the other animals the subdivision 

 is more confusing than instructive. 



Each tooth in the head may then be identified by refer- 



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