Prehistoric Life Prehistoric Secrets in Stone The Earliest Fossils The Silurian Reef Trilobites Fish The Coal Forests Early Reptiles and Amphibians Sea Reptiles Flying Reptiles The Teeming Seas Hunting Dinosaurs Biggest Dinosaurs Two-Footed Plant Eaters Plated and Armoured Dinosaurs Horned Dinosaurs The Mammal Age Dawns Grassland Mammals The Ice Age	Choose a Page:Plated and Armoured DinosaursClubs and SpikesStegosaurusStegosaurus in the RockArmour*Skulls*TeethScelidosaurus Skulls The skulls of the club-tailed armoured dinosaurs had broad mouths. Those of the spiky armoured dinosaurs had narrow mouths.   Previous: Back Book: Prehistoric Life Section: Prehistoric Chapter: Plated and Armoured Dinosaurs