Cretaceous–Tertiary extinction event

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101	PDF Document Add to Reading List Source URL: biology.ucsd.edu Language: English Planetary science Cretaceous Extinction events Climate history Impact events Strombidae Cretaceous–Tertiary extinction event Ecology Extinction Geologic time scale Phanerozoic Biology
102	PDF Document Add to Reading List Source URL: charles_w.tripod.com Language: English - Date: 2009-09-13 14:14:40 Extinction events Plate tectonics Dinosaurs Volcanoes Volcanology Deccan Traps Chicxulub crater Cretaceous–Tertiary extinction event Impact crater Geology Historical geology Geologic time scale