Triceratops skulls are always fragmented to hell and super hard to come by. Very few in the world are almost complete.
Normally you would jacket it and take it to the lab, but just WOW!
(https://i.imgur.com/u8gHNDy.jpg)
I had to Google Triceratops, I had no idea they were that big
That's a big lizard :o 8)