Extinction Save
A number of extinction concepts are discussed and loosely defined, followed by a survey of some important extinction and "extinction-like" events, primarily from the Phanerozoic.
http://www.peripatus.gen.nz/paleontol...   

Extinctions: Cycles of Life and Death Through Time Save
Covers patterns and periodicity of extinction, with discussions of major mass extinctions and minor extinction events.
http://park.org/Canada/Museum/extinct...   

Mass Extinction Save
A mathematical model for mass extinction.
http://www.lassp.cornell.edu/newmme/s...   

The Late Devonian Mass Extinction Save
A professional technical paper discussing whether the Late Devonian (Frasnian-Famennian) mass extinction was initiated by an extraterrestrial impact or an earth-bound event.
http://www.lpi.usra.edu/meetings/impa...   

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