Genus: Craterosaurus SEELEY, 1874 (nomen dubium)
Etymology: Greek, krater, “cup, and Greek, sauros, “lizard”: “cup (skull) lizard”.

Species: pottonensis SEELEY, 1874 (nomen dubium)
Etymology:

Holotype: SMC B.28814

Locality: Potton Sands, near Potton, Bedfordshire, Sussex County, England, Southern United Kingdom.

Horizon: Wealden (Woburn Sands, reworked).

Biostratigraphy:

Age: Valangianian Stage, Middle Neocomian Subepoch-Barremian Stage, Lower Gallic Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material: Incomplete dorsal neural arch.