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| physical phenomena > event > era > geological era > paleozoic era > mississippian period |
| mississippian period | ||||
| subject | fact | |||
| mississippian period | has duration 35 million years | ![]() |
| has start time 345 million years ago | ![]() | |
| is a kind of paleozoic era | ![]() | |
| event | has synonym world point | ![]() |
| has time of occurrence | ![]() |