What is the name of the geological period before the Triassic?
Q: What is the name of the geological period before the Triassic?
A: The geological period before the Triassic was the Permian period, which was the last period in the Palaeozoic era.
Q: How long did the Triassic period last?
A: The Triassic period lasted 50.6 million years.
Q: What date did the Triassic period begin and end?
A: The Triassic period began 251.9 million years ago and ended 201.3 million years ago.
Q: Which new groups arose during this time?
A: During this time, many new groups arose including the first dinosaurs, mammals, pterodactyls, ichthyosaurs and plesiosaurs
