Chapter 6: Extinction

Review Questions for Chapter 6

Mass Extinctions

• Paul Olsen's Excellent Lecture Notes on General Pattern of Extinctions
• Outline for Dr. Cowen's Lecture on Extinction
• BBC's Guide to Extinction Patterns
• World Book's Guide to Extinction Past and Present
• Mass Extinctions of the Phanerozoic and Causes
• Enchanted Learning's Guide to Extinction
• Cosmic Impacts and Life on Earth
• A Book on the Late Devonian Extinction Event at
  
  
• Mass Extinction Currently Underway

The Permo-Triassic (P-Tr) Extinction

• Permian/Triassic Mass Extinction
• The Permian and the Permian/Triassic Mass Extinction
• Possible Causes of the Permian/Triassic Mass Extinction
• Implications of Isotope Changes of the Permian/Triassic
• Christopher Scotese's Cool Map of the Late Permian (255 Ma)
• Transition in Climate and Geography Entering the Triassic Period (245-208 Ma)
• Compare the Permian and Triassic Paleogeography of the Southwestern US

Repeated, Periodic Mass Extinctions

• Problems with Raup & Sepkoski's (1982) Periodic Extinction Hypothesis or Here or Here or Here or Here

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