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The Middle Mississippian is the second of three subepochs of the Mississippian epoch of the Carboniferous period. It spans the time between 345.3 ± 2.1 Ma and 326.4 ± 1.6 Ma (million years ago). It has one faunal stage, the Visean.


Carboniferous period
Mississippian Pennsylvanian
Lower/Early Middle Upper/Late Lower/Early Middle Upper/Late
Tournaisian Viséan Serpukhovian Bashkirian Moscovian Kasimovian | Gzhelian