To be fair, "the principles of horseshoeing II" (which is a pretty common reference for farrier science) lists the coronet and coronary band and also offers the term "hoof head" which is a new one on me.

"It's really quite amazing what a horse will do for you, if he only understands what you want. 
And it it's also quite amazing what a horse will do to you if he doesn't." ~ Bill Dorrance