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Ordovician

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Ordovician
of, denoting, or formed in the second period of the Palaeozoic era, between the Cambrian and Silurian periods, which lasted for 45 000 000 years during which marine invertebrates flourished
Ordovician [‚ȯrd·ə′vish·ən]
(geology)
The second period of the Paleozoic era, above the Cambrian and below the Silurian, from approximately 500 million to 440 million years ago.
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The Tamadanet Well discharged 5,883 cubic metres of gas per hour (gph) from the Ordovician reservoir (units III 3 and II) and 3,619 cubic metres of gph from the Lower Devonian reservoir F, the source pointed out.
Hydrocarbons: Sonatrach announces new find in Illizi by UMCI News (Potomac Falls, VA)
The fossilised tracks of the marine worms were found in the Cabaneros National Park in central Spain in an area that was a seabed during the Lower Ordovician period, the Spanish National Research Council (CSIC) said.
Giant marine worms lived 475 million years ago: scientists by AFP / AFP Global Edition
I assume therefore that I am a half black, Ordovician Celtic Welshman.
All our roots; yourLETTERS by Daily Post (Liverpool, England)
 
 
 
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