Existed: lived during the Rhaetian age (somewhere between 208.5 and 201.3 Ma)Īsylosaurus was an early sauropod.Type of dinosaur: Saurischian, early theropod.it walked on two legs).Īll that we know about Alwalkeria comes from a single, incomplete skeleton.Īsylosaurus Image by Nobu Tamura () Alwalkeria was omnivorous and bipedal (i.e. It was named after the English paleontologist Alick Walker. Type of dinosaur: Saurischian, early theropodĪlwalkeria was a small saurischian dinosaur.List of Dinosaurs of the Triassic Period Alwalkeria Image by Karkemish assumed (based on copyright claims). It wouldn’t be until the Jurassic Period – the period that followed the Triassic Period – that the dinosaurs would rise to dominance over their archosaurian cousins. Instead, it was a group of crocodile-like reptiles known as pseudosuchians that were the top predators.īoth the pseudosuchians and the dinosaurs were members of a group of reptiles known as archosaurs. There was little difference between them and their reptilian ancestors.ĭuring the Triassic Period, the dinosaurs were still to become the dominant land animals. They were mainly small, nimble animals that walked on two legs. It was during the Triassic Period that the first dinosaurs began to appear. The Triassic Period was the first period of the Mesozoic Era. Cretaceous Dinosaurs List with Pictures & Facts.Jurassic Dinosaurs List with Pictures & Facts.Find out about the different types of dinosaur (including theropods, saurischians, etc.) here: Types of Dinosaur.You can find out more about the Triassic Period here: Triassic Period Facts.On this page you’ll find a list of some of the best-known dinosaurs of the Triassic Period, together with pictures and facts on each dinosaur. Triassic dinosaur list, with pictures and facts.