| Shuiyousphaeridium Temporal range:  | |
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| Genus: | Shuiyousphaeridium Yan, 1993 | 
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Shuiyousphaeridium is an extinct genus of acritarch discovered in 1993.[1] Dated to 1.8Ga, it represents one of the earliest fossil eukaryote taxa.
References
- ↑ Yan, Y. Z.; Liu, Z. L. (1993). "Significance of eukaryotic organisms in the microfossil flora of Changcheng System". Acta Micropalaeontologica Sinica. 10 (2): 167–180.
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