Notes on contributors Preface 1. Extinction and the fossil record Paul D. Taylor 2. Extinctions in life's earliest history J. William Schopf 3. Mass extinctions in plant evolution Scott L. Wing 4. The beginning of the Mesozoic: 70 million years of environmental stress and extinction David J. Bottjer 5. Causes of mass extinctions Paul D. Wignall 6. The evolutionary role of mass extinctions: disaster, recovery and something in-between David Jablonski Glossary Index.
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