Genus: Embaphias COPE, 1876 (nomen dubium)
Etymology: Greek, embaphion, “saucer”, + ias: Saucer vertebrae.

Species: circulosus COPE, 1876
Etymology:

Syntype: Academy of Natural Sciences of Philadelphia 9.

Locality: Great bend of the Missouri River, Big Bend Missouri, South Dakota.

Horizon: Pierre Formation.

Biostratigraphy:

Age: Late Cretaceous.

Material: 3 vertebrae.