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physical phenomena > event > era > geological era > mesozoic era > triassic period |
triassic period comparison table |
Subject | is a kind of | has duration |
---|---|---|
mesozoic era | geological era | 167 million years |
triassic period | mesozoic era | 49 million years |
Next mesozoic era: cretacious period Up: mesozoic era Previous mesozoic era: jurassic period