Poekilopleuron Facts
| Diet | Carnivore |
| Height | 3m |
| Length | 9m |
| Weight | 1.5 tonnes |
| Environment | Land |
| Era | Jurassic |
| Period | Middle Jurassic |
| Type | Theropod |
| Location | France |

| Diet | Carnivore |
| Height | 3m |
| Length | 9m |
| Weight | 1.5 tonnes |
| Environment | Land |
| Era | Jurassic |
| Period | Middle Jurassic |
| Type | Theropod |
| Location | France |
Poekilopleuron was a large theropod dinosaur that stalked the landscapes of what is now France during the Middle Jurassic period, approximately 168 to 166 million years ago. Though its status remains somewhat uncertain due to limited fossil evidence, it represents one of the earlier discoveries of large predatory dinosaurs in Europe. The creature was named for its distinctive ribcage features, which set it apart from other theropods of its time.
As a substantial predator, Poekilopleuron likely measured around 9 metres in length and stood about 3 metres tall at the hip, making it one of the larger carnivorous dinosaurs of the Middle Jurassic. Like other theropods, it walked on two powerful legs and possessed sharp teeth designed for slicing through flesh. Its arms were likely equipped with clawed hands for grasping prey, though the exact details of its anatomy remain partly speculative due to the fragmentary nature of the fossil record.
This formidable hunter would have preyed upon the various herbivorous dinosaurs and other animals that shared its environment in ancient France. The Middle Jurassic landscape was warm and humid, with lush vegetation supporting diverse ecosystems that provided ample hunting opportunities for apex predators like Poekilopleuron.
Tragically, our understanding of Poekilopleuron has been hampered by the destruction of its original fossil remains during World War II air raids. However, casts made of the original specimens before their loss continue to provide valuable scientific information about this intriguing prehistoric predator.
Poekilopleuron was characterised by distinctive rib structures that gave the dinosaur its name, meaning 'varied rib'. As a large theropod, it possessed the typical predatory features of sharp, serrated teeth and powerful clawed hands, though specific details remain uncertain due to limited fossil evidence.
As a large theropod, Poekilopleuron was likely an active predator that hunted other dinosaurs and large animals in its Middle Jurassic environment. It probably used its powerful legs for pursuit and its sharp teeth and claws to subdue prey, though specific hunting strategies remain speculative given the limited fossil evidence.
Poekilopleuron was first described by Jacques Amand Eudes-Deslongchamps in 1838. The original fossils were discovered at Calvados, Normandy, France.