Encyclopedia
common
Rhinosaurus
Rhinosaurus
Era: CretaceousDiet: CarnivorousPeriod: Late Cretaceous
Tylosaurus (; "knob lizard") is a genus of russellosaurine mosasaur (an extinct group of predatory marine lizards) that lived about 92 to 66 million years ago during the Turonian to Maastrichtian stages of the Late Cretaceous