| Diet | Herbivore |
| Height | 2m |
| Length | 6m |
| Weight | 1.5 tonnes |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Ornithopod |
| Location | North America |
Cedrorestes was an ornithopod dinosaur that roamed the ancient landscapes of what is now Utah during the Early Cretaceous period, approximately 137 million years ago. This herbivorous dinosaur lived during the Valanginian age, a time when the region was much warmer and more humid than today, supporting lush vegetation that provided abundant food for plant-eating dinosaurs.
As an ornithopod, Cedrorestes was built for efficient plant processing, likely possessing the characteristic beak-like front of the mouth and rows of grinding teeth that made this group so successful. Based on the incomplete skeleton discovered, scientists estimate it was a medium-sized dinosaur, measuring around 6 metres in length and standing approximately 2 metres tall at the hip. It would have weighed roughly 1.5 tonnes, making it considerably smaller than some of its later ornithopod relatives.
Cedrorestes lived in what was then a river-dominated environment with seasonal flooding, as evidenced by the sedimentary rocks of the Cedar Mountain Formation where its remains were found. The dinosaur's name, meaning 'cedar dweller', reflects its discovery location rather than any association with actual cedar trees, which had not yet evolved during the Early Cretaceous.
Unfortunately, our understanding of Cedrorestes remains limited due to the fragmentary nature of the fossil evidence. The incomplete skeleton provides tantalising glimpses of this ancient herbivore, but many aspects of its appearance and behaviour remain mysteries waiting to be solved by future discoveries.
Cedrorestes is known from incomplete skeletal remains, making it difficult to identify specific distinguishing features. As an early ornithopod, it likely had the typical herbivorous adaptations of its group, including a beak-like snout and specialized grinding teeth for processing plant material.
Based on its ornithopod classification, Cedrorestes likely lived in herds and spent much of its time foraging for low-growing plants and ferns. It probably moved on both two and four legs, standing upright to reach higher vegetation when needed.
| Phylum | Chordata |
| Class | Ornithischia |
| Genus | Cedrorestes |
Cedrorestes was first described by John Kirkland and colleagues in 2008. The original fossils were discovered at Yellow Cat Member, Cedar Mountain Formation, Utah, USA.
