Foraminifera Fossil Record Paleozoic
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the charts are from www.stratigraphy.org
IUGS ICS 201905 Permian Upper Permian Middle Permian Lower Permian Carboniferous Pennsylvanian Mississippian Upper Pennsylvanian Middle Pennsylvanian Lower Pennsylvanian Upper Mississippian Middle Mississippian Lower Mississippian Devonian Upper Devonian Middle Devonian Upper Permian Silurian Ordovician Upper Ordovician Cambrian


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