Pliosaurus brachydeirus Centrosaurus belonging to the Chigutisauridae group

belonging to the Chigutisauridae group

Numerous and specialized dentition: the upper and lower jaws are lined with more than 50 teeth in total

the menacing hiss of the Smilodon populator

Approximate measurements of the Giganotosaurus:

Longitud hocico-cola 270 mm

Pliosaurus brachydeirus Centrosaurus belonging to the Chigutisauridae groupPliosaurus brachydeirus was a marine plesiosaur reptile of the Pliosauridae family that lived during the Late Jurassic , primarily in the KimmeridgianTithonian age (approximately 155150 million years ago) . Its remains come mainly from marine deposits in southern England , within the context of the ancient European epicontinental sea , and the species holds an important historical role as one of the first pliosaurs formally described in paleontology.