Question

First dianosauric period ​

Answer 1

Answer:

Triassic

Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago, although the exact origin and timing of the evolution of dinosaurs is the subject of active research.

Answer 2

Answer:

triassic period.first dianosauric period between 233.23 million and 243 million.