A herd of primitive carnivorous dinosaurs (Coelophysis, foreground) is enveloped by a sandstorm, while a large carnivorous crocodile-like archosaur (Postosuchus) and several early sauropodomorph ...

Despite the widespread devastation, life recovered during the Triassic period as new species arose and diversified quickly. This also marked the first time the earliest dinosaurs appeared.

Learn about the time period that took place 251 to 199 ... including rodent-size mammals and the first dinosaurs. By the start of the Triassic, all the Earth's landmasses had coalesced to form ...

He says, 'The Triassic is an interesting period. It forms the transition between the late Palaeozoic Era, which was mainly populated by synapsids, or mammal-like reptiles, and the Mesozoic Era, when ...

A new review of Triassic fossils from Germany reveals rich tetrapod diversity and links to modern biodiversity and climate ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 million to 230 million years ago in the Triassic Period, and went ...

There's no universally accepted dinosaur species that lived earlier in time. Dating to around 230 million years ago, in the Late Triassic Period, the Ischigualasto Formation in Argentina contains an ...

As the Middle Triassic period rolled in ... into the early evolution of ornithomimosaurs. Adding to our list of South African dinosaurs, we introduce Ledumahadi mafube (Le-doo-ma-HA-dee MA ...

The Triassic period stands out in Earth’s history as the time when dinosaurs first evolved. It was followed by the Jurassic and Cretaceous periods – at the end of the latter, the dinosaurs ...