Euoplocephalus was one of the largest ankylosaurs and the size of a small elephant.

Due to extensive fossil evidence, its stiff shell of spiked armor, low-slung body, and huge club-like tail are well known.

Dino Facts

  • Pronounced: you-oh-ploe-seff-ah-luss
  • Means: Truly armoured head
  • Size: 20 ft (6 m)
  • Where: North America (Alberta, Montana)
  • When: Late Cretaceous
  • Diet: Herbivorous