38 



Dentition as indicative of the Age 



Fig. 32. — Molars of Steer at fifteen months. 

 P.M., permanent molars. 



]7io-. 33. — Incisors of Heifer at one year and ten months. 



No cliange occurs in the incisors, excepting that which is 

 caused by the wear of the teeth and the growth of the jaw, 

 until the age of one year and eight or nine months, at which 



