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Dapingian Stage
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A chart showing the Ordovician period within the Paleozoic era on the geologic time scale, listing its division into Lower, Middle, and Upper epochs, with corresponding stage names and their ages in millions of years ago.
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A chart showing the Ordovician period within the Paleozoic era on the geologic time scale, listing its division into Lower, Middle, and Upper epochs, with corresponding stage names and their ages in millions of years ago.
Ordovician System The Ordovician Period began 485.4 million years ago and ended 443.8 million years ago.

Dapingian Stage

geology and stratigraphy
Written by
John P. Rafferty
John P. Rafferty writes about Earth processes and the environment. He serves currently as the editor of Earth and life sciences, covering climatology, geology, zoology, and other topics that relate to...
John P. Rafferty
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Britannica Editors
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
Britannica Editors
History

Dapingian Stage, first of two internationally defined stages of the Middle Ordovician Series, encompassing all rocks deposited during the Dapingian Age (470 million to 467.3 million years ago) of the Ordovician Period. In 2007 the International Commission on Stratigraphy established the Global Stratotype Section and Point (GSSP) defining the base of this unit in the shale of the Dawan Formation at the centre of the Ordovician Geopark near Huanghuachang, Hubei, China. The GSSP marks the...

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