TEETH. 



161 



but when inspecting the old teeth from the same point of view, two only 

 wiU be visible, though the full number shail be present in the mouth. In 



SIX TEARg OLD. 



SEVEN TEARS 0U>. 



EIGHT TEARS OLD. 



-tBx nrmsoBS or hoeses op different periods os aqb apiek the fifth tear, 

 11 



