Roughly 201 million years ago, drastic changes extinguished many forms of life and led to conditions that allowed the ...

Ornithischian was a diverse ... back to the Early Jurassic period. This period was a time of major change and recovery following the devastating Triassic-Jurassic extinction event.

Emerging in the mid-Triassic period, their journey to dominance ... Biota (latest Rhaetian-early Hettangian): Saurischian and ornithischian dinosaurs dominated. These assemblages capture critical ...

Learn about the time period that took place 251 to 199 million years ago. 3 min read The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a ...

The fossil, dating back approximately 193 million years to the Early Jurassic period, could represent the oldest known representative of the Ornithischia group in the region. Led by Xi Yao from ...

Ornithischian was a diverse group of plant ... The formation dates back to the Early Jurassic period. This period was a time of major change and recovery following the devastating Triassic-Jurassic ...