👉 Leiuromys is a genus of herbivorous dinosaurs found in the Late Cretaceous period, commonly known as the "Horse Dinosaur" or the "Bullock's Dinosaurs." These dinosaurs are characterized by their long necks and small bodies, with large, flat bones, and sharp teeth. Leiuromys was one of the most well-preserved dinosaur species in the Late Cretaceous period, surviving for over 30 million years before becoming extinct.