LegendaryHylaeosaurus
Hylaeosaurus armatus
hy-LEE-oh-SORE-us· “woodland lizard”
🕰️ Cretaceous🌿 herbivore🦴 Nodosauridae
5 m
Length
1.5 m
Height
2 t
Weight
One of the very first dinosaurs ever named — an early armoured plant-eater whose spiky body helped define what a 'dinosaur' even was.
When
Early Cretaceous, ~137–134 million years ago
Found in
United Kingdom
Discovered
Gideon Mantell, 1833
Did you know?
- It was one of the first three dinosaurs ever named, in 1833.
- It helped define the original meaning of the word 'Dinosauria'.
- Rows of bony spikes ran along its body.
Artwork: TotalDino, Wikimedia Commons, CC BY-SA 4.0.