Removed from the foot by maceration a well-shaped hoof is cylindro-conical in form, and appears to the ordinary observer to consist of a box or case cast in one single piece of horn. Prolonged maceration, however, will show that the apparently single piece is divisible into three. These are known as:
In addition to these, we have also an appendage or circular continuation of the frog named (4) The Periople, or Coronary Frog Band. These various divisions we will study separately.