Craterosaurus

Craterosaurus
Temporal range: Early Cretaceous,
Holotype neural arch of C. pottonensis as seen from multiple angles
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Ornithischia
Clade: Thyreophora
Clade: Stegosauria
Genus: Craterosaurus
Seeley, 1874
Species:
C. pottonensis
Binomial name
Craterosaurus pottonensis
Seeley, 1874

Craterosaurus (meaning krater reptile or bowl reptile) was a genus of stegosaurid dinosaur. It lived during the Early Cretaceous (possibly Aptian stage) of the Woburn Sands Formation of England. Estimated to measure around 4 m (13 ft) in length and weighing approximately 560 kg (1,230 lb), Craterosaurus may actually be a junior synonym of Regnosaurus, but only one fossil, a partial vertebra, was recovered.