Ordovician Extinction
Nov. 8, 2024
New Research Explores Cause of End-Ordovician Mass Extinction | Sci.News Museo Geominero - @paleontologi_id ・・・ The Ordovician Period is the second periods of the Paleozoic Era. The Ordovician spans for over 41 million years from 485 to 443 million years ago. Life Culprit for Mass Extinction 445 Million Years Ago? Global Warming - The New York Times Ordovician Extinction