FORM AND ACTION OF THE FOOT. 



21 



surrounded by ligaments, and thus we have joints formed. 

 The pastern bone is altogether above the level of the 

 foot, the coronet bone is partially within the hoof, and 

 the joint between it and the pedal bone is quite within. 



FiQ. 12.— Side view of Pedal Bone. 



The pedal, often called the coffin bone (Fig. 12), is entirely 

 within the hoof and fills the front jiart of the horny 

 envelope completely. It is a peculiarly shaped bone. 



Fig. 13.— Under surface of Pedal Bone. 



Ijeing continued backwards by two projections which, 

 follow the course of the wall to a little beyond the quar- 

 ters of the foot. (Fig. 13.) From this point to the- 



