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The time period between 280-345 Myr BP of Earth's geologic history. Characterized by glacial onsets and melting and massive migration and extinctions of species during this period. [Geology;v18; 809-811;1990] [Geology;v17; 408-411;1989] Source: Atmospheric Chemistry Glossary
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About Us DeveloDex™ OptiMall™ Success Tools Tabularium™ WebRef™
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