specifically in the late Campanian

and the overall body plan suggests a small opportunistic predator specialized in exploiting resources different from those used by the large carnivores of its ecosystem

suggesting that its diet consisted mainly of ferns

Its tusks were shorter and less curved than those of mammoths

Tylosaurus rex Variante:Sin imprimar specifically in the late CampanianTylosaurus rex was a gigantic mosasaurid from the Late Cretaceous, formally described in 2026 from fossils recovered in Texas, within deposits associated with the ancient Western Interior Seaway of North America. This species belongs to the genus Tylosaurus, a group of large marine squamates distantly related to monitor lizards and snakes, not dinosaurs that dominated many oceanic ecosystems during the Late Cretaceous. The specific name rex, meaning