How has our understanding of Triassic dinosaurs changed over time with new discoveries?

May 28, 2019 ... A list, in alphabetical order, of some prosauropods that lived during the late Triassic/early Jurassic periods, along with some detail such as their size, diet ... At the beginning of dinosaur history (the Triassic Period), there was one supercontinent on Earth called Pangea. Many dinosaur types were spread across it. The Triassic period is a part of the geologic timescale where the precursors to dinosaurs (a type of crocodile-like reptiles called archosaurs) were the ... The Mesozoic Era lasted from about 250 million to 66 million years ago. It includes the Triassic,. Jurassic, and Cretaceous periods. Page 6 ... Jan 23, 2025 ... The Triassic Period creature Nyasasaurus, considered either an early dinosaur ... dinosaurs were living," Heath said. The researchers said ... May 30, 2023 ... The record of dinosaurs in North America begins during the Late Triassic, approximately 225 million years ago. These early dinosaurs were mostly ... Tyrannosaurus rex lived during the Late Cretaceous Period, about 72 million years ago. Stegosaurus was extinct for 66 million years before Tyrannosaurus walked ... ... were almost completely gone and the dinosaurs began their 135 million-year domination on our planet. “Stiff Competition: For much of the Triassic period ... The first dinosaurs, prosauropods, early ornithopods, small predators like Eoraptor and Herrerasaurus appeared. · The mammal-like reptiles were declining. · The ... ... lived, separated into the three distinct periods of the Age of Dinosaurs: Triassic, Jurassic, and Cretaceous. And museum scientists make good use of the ...