Species: Nova CALDWELL, BELL & HOLMES, 2004

Locality: Belgium.

Horizon:

Biostratigraphy:

Age: Campanian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

IRSNB R3211: Skull missing the snout, an articulated postcranial skeleton composed of 7 cervical, 32 dorsal, 10 pygal, and 30 caudal vertebrae.

Note: Dollo assigned this to Mosasaurus conodon.

Locality: Craie Phosphatee, Eclusier-Vaux, Somme Department, France.

Horizon:

Biostratigraphy:

Age: Campanian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

MNHN 1895-7 (17): Partial braincase, atlas-axis complex, a fragmentary parietal-frontal-postorbital, a partial right quadrate, right and left pterygoids with 5-6 tooth positions, right surangular, articular, and right angular.