Temporal range: Upper Jurassic
- Plant eater.
- Very small head with a tiny brain and toothless beak.
- A double row of flat, bony plates halfway along its back, from its neck to mid-section.
- A double row of spikes along its back, from its mid-section to the tip of its tail and a pair of shoulder spikes.
- Walked on four legs, but the back legs were longer than its front legs.
Kentrosaurus was an herbivorous ornithischian (bird-hipped) dinosaur, belonging to the group Thyreophora and the Stegosauria (four-legged, bulky-bodied dinosaurs with a double row of plates and or spikes, which included Stegosaurus, Tuojiangosaurus and others).