toothless beak

primarily in marine sediments of the Trenton Formation

made up of robust ribs

It may have coexisted with other theropod dinosaurs such as Allosaurus and Stegosaurus

Height 180mm

Stegotetrabelodon syrticus ancient era toothless beakDuring the late Miocene and early Pliocene, African ecosystems underwent significant ecological and faunal transitions, most notably the diversification of proboscideans, a group that includes modern elephants and their extinct ancestors. In this paleobiological context, Stegotetrabelodon syrticus represents an important transitional taxon within elephantine evolution, displaying a combination of primitive and derived morphological characters that