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| Shuiyousphaeridium Temporal range:1800-540Ma | |
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| Genus: | Shuiyousphaeridium Yan, 1993 |
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Shuiyousphaeridium is an extinct genus ofacritarch discovered in 1993.[1] Dated to 1.8Ga, it represents one of the earliest fossileukaryote taxa. It is found in theChangcheng System and theRuyang Group of China.
