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| First Page | Document Content | |
|---|---|---|
 Date: 2005-09-15 15:47:36Extinction events Climate history Planetary science Fossils Evolutionary biology Ordovician–Silurian extinction event Ordovician Permian–Triassic extinction event Jack Sepkoski Geologic time scale Phanerozoic Historical geology |
| President Margaret McCarthy 30 North Farms Road Haydenville, MAW)DocID: 18e6U - View Document |
| 970 Goldschmidt Conference Abstracts A sulfidic driver for the Late Ordovician extinctionDocID: 17MYH - View Document |
| PDF DocumentDocID: 17tYC - View Document |
| Understanding the Great Ordovician Biodiversification Event (GOBE): Influences of paleogeography, paleoclimate, or paleoecology? Thomas Servais, Equipe “Paléontologie et Paléogéographie du Paléozoïque,” UMR 8157DocID: 10lSK - View Document |
| Researchers say habitat loss and tropical cooling were to blame for mass extinctionDocID: TP9Q - View Document |