Taxa Count: 7

MOSASAURIDAE

Clidastes Cope, 1868

Mosasaurus Conybeare, 1822

Platecarpus Cope, 1869

Platecarpus coryphaeus (Cope, 1871)

Prognathodon Dollo, 1889

Prognathodon overtoni (Williston, 1897)

Tylosaurus proriger (Cope, 1869)