Pliosaurus

Pliosaurus is a genus of extinct marine reptiles, from the Mesozoic era. It is included in the family Pliosauridae. It was a large predatory reptile and its diet would have included fishes, squids and other marine reptiles. This genus has contained several species in the past but it currently consists of the type species P. brachydeirus, P. macromerus and P. portentificus.

Discovery and species
Currently there are three recognised species of Pliosaurus, all known from the Kimmeridge Clay Formation of England.

Pliosaurus brachydeirus is known from the Kimmeridgian of England.

Pliosaurus macromerus is known from the Kimmeridgian of England.

Pliosaurus portentificus is known from the late Kimmeridgian of England.