DENTITION OF HORSES. 



419 



held in its place by small portions of the fangs which have 

 not yet been absorbed. The fifth molar, which was up at 

 two years old, is fully developed and is quite clear from the 

 angle of the jaw. At three years old the first and second 

 permanent molars are well up, and the top and bottom teeth 

 are in contact when the mouth is closed, but the teeth are 

 distinguished by the recent appearance which they present 



FIG. 14 INCISORS OF MARE (SOLACE) AT TEN TEARS. 



in comparison with the worn surfaces of the teeth immedi- 

 ately behind them. Fig. 17 shows the molar teeth of a horse 

 at three years and eight months, when the fourth and sixth 

 permanent molars are cut. No difficulty would be experi- 

 enced in distinguishing the recent molars in the illustration. 

 The first and second and the fourth and fifth molars show 

 considerable wear, while the new teeth present rounded 



