Utahceratops gettyi, initially discovered in 2000, was about 6 feet high at the shoulder and 18 to 22 feet long with a 7-foot-long head. It weighed an estimated 6,600 to 8,800 pounds.
Kosmoceratops richardsoni, first found in 2007, had 15 horns: one over the nose, one over each eye and one at the tip of each cheekbone, plus 10 across the back of its bony frill. It was about 15 feet long and weighed about 5,500 pounds.
