Irritator challengeri Gorgosaurus Tylosaurus had four well-developed fins

Tylosaurus had four well-developed fins that acted as oars for swimming in the sea

que le confería una mordida veloz

such as visual communication between individuals of the same species and temperature regulation

with an estimated weight between 1

en lo que hoy es América del Sur

Irritator challengeri Gorgosaurus Tylosaurus had four well-developed finsIrritator challengeri is a genus of spinosaurid theropod dinosaur that lived during the Early Cretaceous Period, approximately 110 million years ago, in what is now Brazil. Its name comes from the Latin "irritator", in reference to the frustration of paleontologists upon discovering that the original fossil had been altered with plaster by the collectors who found it, and "challengeri" in honor of Professor Challenger, a fictional character created by