Species: brumbyi GIBBES, 1851 (nomen vanum)
Etymology: In honor of Professor R. T. Brumby, of South Carolina College.
= Amphorosteus brumbyi GIBBES, 1851 (nomen vanum)
= Mosasaurus brumbyi (GIBBES, 1851) COPE, 1869a (nomen vanum)
= Mosasaurus brumbyi COPE, 1869b (nomen vanum)

Holotype:

Locality: Alabama.

Horizon:

Biostratigraphy:

Age: Late Cretaceous.

Material: 2 vertebrae.