Triassic Period

Other Life During the Triassic

If the dinosaurs were just evolving, which land and marine animals dominated the Triassic period?

On land, the true dominant species of the Triassic period, even after the dinosaurs started to evolve during the Late Triassic, were the non-dinosaurian predators, the archosaurs; the main herbivores were the dicynodont (synapsids). In the oceans, many types of reptiles and fishes dominated.