Carboniferous
Geologic period
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The Carboniferous is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period 358.9 Ma to the beginning of the Permian Period, 298.9 Ma. Wikipedia
Date: about 359.2 to 299 million years ago
Occurred: 358.9 (+/- 0.4) million years ago - 298.9 (+/- 0.15) million years ago
Epochs: Mississippian and Pennsylvanian
Era: Paleozoic
Nickname(s): Age of Amphibians
Chronological unit: Period
First proposed by: William Daniel Conybeare and William Phillips, 1822