Peloroplites Facts
| Diet | Herbivore |
| Height | 2m |
| Length | 6m |
| Weight | 2 tonnes |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Ankylosaur |
| Location | United States |

| Diet | Herbivore |
| Height | 2m |
| Length | 6m |
| Weight | 2 tonnes |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Ankylosaur |
| Location | United States |
Peloroplites was a massive, heavily armoured ankylosaur that lived approximately 121 million years ago during the Early Cretaceous period in what is now Utah, United States. This formidable herbivore was one of the largest members of its group ever discovered, measuring 6 metres in length and weighing around 2 tonnes. Its imposing name, meaning 'monstrous hoplite', aptly reflects its tank-like appearance and impressive defensive capabilities.
This ankylosaur lived in the ancient landscapes preserved in the Mussentuchit Member of the Cedar Mountain Formation, where it browsed on the abundant plant life of the Early Cretaceous. Like other ankylosaurs, Peloroplites was built like a living fortress, with thick bony armour plating covering its back and sides. Its low-slung, quadrupedal body was perfectly adapted for a life spent close to the ground, cropping ferns, cycads, and early flowering plants with its beak-like mouth.
Peloroplites represents an important period in ankylosaur evolution when these armoured dinosaurs were reaching their largest sizes. The fossil remains, including a partial skull and postcranial skeleton, provide valuable insights into how these prehistoric tanks lived and evolved during the Early Cretaceous period.
Peloroplites was distinguished by its massive size for an ankylosaur, reaching 6 metres in length, and its extensive bony armour plating. Its robust build and heavily fortified body made it one of the most formidable herbivorous dinosaurs of its time.
As a large herbivore, Peloroplites likely spent most of its time browsing on low-growing vegetation, using its powerful legs to move through Early Cretaceous forests and plains. When threatened, it would have relied on its impressive armour plating for protection rather than speed.
Peloroplites was first described by Kenneth Carpenter and colleagues in 2008. The original fossils were discovered at Cedar Mountain Formation, Utah, USA.