what eon is carboniferous from
The Carboniferous Period of the Paleozoic Era began 354 million years ago. It lasted for about 64 million years, until 290 million years ago. The name âCarboniferousâ came from the large amounts of carbon-bearing coal that was formed during the period. In the United States, the Carboniferous is divided into two epochs. The Mississipian Epoch is the older third and the Pennsylvanian Epoch is the more recent two-thirds. A chart or timeline of the Carboniferous and its divisions would look like this: