PLATE X 



This figure represents the superior face of the floor 

 of the hoof, formed by the sole and the frog. The wall has 

 been cut at the level of the sole, in order to show the ter- 

 mination of the horny leaves in the edge, or border of the 

 sole 



A. Circular digital cavity at the point of reunion of the sole and the 



wall. 



B. Superior border of the frog. 



C. Termination of the horny leaves in the edge of the sole. 



D. Cavity formed by the superior face of the frog. 



E. Ridge of the frog, or frog stay. 



F. Groove of the superior face of the frog. 



G. External face of the glomes of the frog. 



N. Keraphyllous tissue at the internal face of the bars. 



O. Cutigeral cavity at the level of the angles of inflection. 



X. Bottom of the angle of inflection. 



Y. Point of termination of the bars at the lateral parts of the frog. 



