DADD'S VETERINARY MEDICINE AND SURGERY. 



five. Figure 5, a fiv.e-years old; the corner teeth are well up; 

 the faces of the front and middle are worn more or less, and 

 the tushes are more developed. Figure 6, a six-years old; the 

 black marks have disappeared from the two front teeth, and a 



Fig. a 







THREE YEARS OLD. 



FOUR YEARS OLD. 



brownish mark is perceivable. Figure 7, a seven-years old ; the 

 black marks have now disappeared from the two middle teeth, and 

 a brown spot is seen in the center. Figure 8, an eight-years old; 

 the marks and cavities of the corner teeth are now effaced. Fig- 

 ure 9 is a horizontal view of " Black Hawk's " incisors, and, con- 



Fig. 5. 



c<- 



Fig. 6. 



> I 



FIVE YEARS OLD. 



: 



SIX YEARS OLD. 



w 



trasted with figure 10, (a young mouth,) shows the degree of 

 inclination existing between the incisors of the aged and young 

 animals. 



The Colt's Mouth. — Remarks on the Temporary Tedh. {In- 

 cisors^) In the course of from ten to fifteen days after birth (varying 



