About 230 million years ago in the late Triassic period.
They lived way back in the late Cretaceous period, 68 to 65 million years ago.
The seed came from 385 million years ago during the Devonian period.
Various dates, but mostly around 2,500 years ago.
it went off about 2 years ago it probably will not come back on
The Jurassic Period is defined as the period of time between 200 million years ago to 145 million years ago.
The five mass extinctions that occurred in Earth's history took place during the Ordovician period (about 445 million years ago), the Devonian period (about 375 million years ago), the Permian period (about 251 million years ago), the Triassic period (about 200 million years ago), and the Cretaceous period (about 66 million years ago).
The Mont Blanc dates back to the Carboniferous, a geologic period and system that extends from about 360 million years ago, to about 300 million years ago.
The Cretaceous Period ended about 66 million years ago.
The Devonian period lasted from 416 million years ago to 359.2 million years ago.
The Cretaceous period occurred approximately 145 to 66 million years ago.
The Mesozoic Period (251 - 65 million years ago) lasted approximately 216 million years. It consisted of the Triassic Period (251 - 200 million years ago), the Jurassic Period (199-146 million years ago) and the Cretaceous Period (145 - 65 million years ago).