Irritator challengeri Variant:Hand painted anatomically it differed from modern

anatomically it differed from modern elasmobranchs in multiple aspects

que vivió durante el Cretácico tardío

suggests it had a relatively short but functional trunk

and floodplains in what is now southern Germany

Irritator challengeri Variant:Hand painted anatomically it differed from modernIrritator 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