Genus: Cardiodon OWEN, 1841 (nomen dubium)
Etymology: Greek, kardia, "heart”, and Greek, odon, "tooth": “Heart tooth”.

Species: rugulosus OWEN, 1845 (nomen dubium)
Etymology: Latin, rugulosus, "having little wrinkles."
= Cetiosaurus rugulosus (OWEN, 1845) STEEL, 1970 (nomen dubium)

Holotype: BMNH R1527

Locality: Bradford-on-Avon, Wiltshire, Dorset County, England, Southern United Kingdom.

Horizon: Great Oolite.

Biostratigraphy:

Age: Upper Bathonian Stage, Middle Dogger Epoch, Middle Jurassic.

Material: Imperfect crown of a Tooth.

Referred material:

DELAIR, 1982

Locality: Unknown, Wiltshire, Dorset County, England, Southern United Kingdom.

Horizon: Forest Marble.

Biostratigraphy:

Age: Bathonian Stage, Middle Dogger Epoch, Early Jurassic.

Material:

Bath M. M. 2032: Fragmentary tooth.

 

= Ornithopsis? LYDEKKER, 1889

Locality: Cirencester, England, Southern United Kingdom.

Horizon: Great Oolite.

Biostratigraphy:

Age: Early Jurassic.

Material:

BMNH R1527: Fragmentary tooth.