Species: smithi (OWEN, 1884) LYDEKKER, 1889
Etymology:
= Plesiosaurus smithi OWEN, 1882 (nomen dubium)

Holotype:

Locality: Kent County, England, Southern United Kingdom.

Horizon: Upper Chalk.

Biostratigraphy:

Age: Turonian Stage, Uppermost Gallic Subepoch, Lower Gulf Epoch, Middle Cretaceous -Campanian Stage, Middle Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Referred material:

OWEN, 1882 (nomen dubium), BENTON & SPENCER, 1995

Locality: Culand Pits, Burham, (TQ 738617), Kent County, England, Southern United Kingdom.

Horizon: Lower Chalk-Upper Chalk.

Biostratigraphy:

Age: Cenomanian-Turonian Stage, Upper Gallic Subepoch, Lower Gulf Epoch, Middle-Late Cretaceous.

Material:

BMNH 40097: Paddle bones.