Scelidosaurus is a prehistoric species of dinosaur that lived during the Jurassic period. It was a large, heavily armored herbivore with short legs and a beaked face. Some synonyms for Scelidosaurus include Thyreophora and Ankylosauria, which both refer to the armor-like plates that covered the creature's body. Another synonym is armatus, which means "armed" or "protected", alluding to the sturdy defense mechanisms of this creature. Some other suggested synonyms include Necropolisaurus, Stegosaurus armatus, and Priconodon crassus, though these are not widely accepted. Despite its intimidating appearance, Scelidosaurus likely used its armor as protection rather than a weapon, relying on its strong legs and sharp beak to find food and survive.