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The cause for the end of the Late Ordovician Glaciation is a matter of intense research, but evidence shows that the deglaciation in the terminal Hirnantian may have occurred abruptly, as Silurian strata marks a significant change from the glacial deposits left during the Late Ordovician. [66]
In fact, the Hirnantian (also known as the End Ordovician and the Ordovician-Silurian) mass extinction event represents the second largest such event in geologic history. Approximately 85% of marine (sea-dwelling) species died. Only the End-Permian mass extinction was larger. Unlike many smaller extinction events, however, the long-term ...
A view of the Dead Sea from a cave at Qumran in which some of the Dead Sea Scrolls were discovered. The rediscovery of what became known as Cave 1 at Qumran prompted the initial excavation of the site from 15 February to 5 March 1949 by the Jordanian Department of Antiquities, led by Gerald Lankester Harding and Roland de Vaux.
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Pages in category "Ordovician plants" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes. C. Casterlorum; Chaetocladus;
The content of many scrolls has not yet been fully published. Some resources for more complete information on the scrolls are the book by Emanuel Tov, "Revised Lists of the Texts from the Judaean Desert" [1] for a complete list of all of the Dead Sea Scroll texts, as well as the online webpages for the Shrine of the Book [2] and the Leon Levy Collection, [3] both of which present photographs ...
For centuries, a set of ancient papyrus scrolls discovered at Herculaneum has puzzled archaeologists. Damaged by the famed eruption of Mount Vesuvius in 79 A.D., the scrolls had remained ...
The discovery dates to the Ordovician Period, a 41.6-million-year era during which the oceans were dominated by the ancestors of today’s sea urchins and starfish, and a variety of species known ...