as indicative of the Age of the Anivial. 333 
Fig. 31.* 
UTTINC.^ 
I may now, in concluding this part of my subject, direct the 
reader's attention to the tables to which reference has been made 
in the course of this description, as in them the foregoing state- 
ments are embodied in a form the most easy for reference. 
Dentition of the Ox. 
TABLE OF EARLY AVERAGE. 
The Breed aud other Causes favouring Develop- 
mcut. 
TABLE OF LATE AVERAGE. 
The Breed and oilier Causes retarding Develop- 
ment. 
Years. Months. 
Years. 
Months. 
1 9 Two permanent Incisors. 
2 
3 Two permanent Incisors. 
2 3 Four , , , , 
2 
9 Four , , , , 
2 9 Six ,, ., 
3 
3 Six ,, ,, 
3 3 Eight ,, ,, 1 
1 
3 
9 Eight ,, 
* Fig. 34. Incisors of a five-year-old ox, showing their flattened wearing surface 
and diminution of size from attrition. Natural size. 
VOL. XV. Z 
