Dinosaurs · Large theropod

Poekilopleuron

Say it peek-i-loh-ploor-on. The name means ‘varied ribs’.

Poekilopleuron beside a person 1.75 m tall. Ticks mark every metre.Body shape drawn for this site, showing the general build of large theropods

Length: 9 m
Diet: Meat-eater
When: Mid Jurassic169 to 164 million years ago
Fossils found in: France
Named by: Eudes-Deslongchamps (1838)
Family tree: Dinosauria › Saurischia › Theropoda › Megalosauridae › Megalosaurinae

Where Poekilopleuron sits in the age of dinosaurs.Periods from the ICS chart; dinosaur dates from the Natural History Museum

Large theropods. Big two-legged meat-eaters, such as Tyrannosaurus. See all 63

Lived at the same time

Other large theropods

Dubreuillosaurus Late Jurassic
Sinraptor Mid Jurassic
Cryolophosaurus Early Jurassic
Megalosaurus Mid Jurassic
Eustreptospondylus Mid Jurassic
Torvosaurus Late Jurassic
Piatnitzkysaurus Late Jurassic
Yangchuanosaurus Late Jurassic

Source: Poekilopleuron in the Natural History Museum Dino Directory, read 12 November 2026. Sizes are the museum's estimates for a typical adult. "Lived at the same time" lists dinosaurs whose dates overlap, which does not always mean they met.