CONTENTS. 



Par- Page. 



1 . That the teeth of the horse denote the age of the 



animal (i'C. •• •• •• •• •• 1 



2. In every case the evidence of the teeth is secondary 



to direct and substantiated testimony ; &c. • • 3 



3. Some of the causes which induce certain persons 



to doubt &c. • • . • • • • • • • 4 



4. The teeth more frequently contradict an arbitrary 



calculation than disagree with fact. • • • • 7 



5. For the security of the purchaser of a horse, not 



connected with the turf, the teeth are a sufficient 



guard, &c. • • • • • • • • • • 10 



6. The description of the teeth &c. • • • • • • ]4 



7. The teeth are situated &c. 15 



8. The teeth are organised, &c. • • • • • • 16 



9. The horse possesses forty teeth, &c. • • • • 16 



10. Three substances enter into the composition of the 



horse's tooth. • • . . . . . . . . 18 



11. The crusta peti-osa &c. •• •• .. .. 18 



12. The enamel &c 20 



13. The ivory &c. 20 



14. The uses of the ivory, enamel, and crusta petrosa 



&c. 22 



15. The separate uses of the three component struc- 



tures, &c. . . 24 



