Discovered in Utah's Cedar Mountain Formation this enormous dinosaur was described in 2008. Reaching lengths of nearly 20 feet, Peloroplites, is among the largest nodosaur dinosaurs to have lived on earth. In the early Cretaceous period. These heavily armored, quadrupedal animals are infrared to have fed upon low-lying branches and leaves. The name Peloroplites appropriately translates to "monsterous armored soldier."'