Shuiyousphaeridium

{{One source|date=May 2022}}

{{Taxobox

|fossil_range={{Long fossil range|1800|540|1800-540 Ma}}

|image=

|image_caption=

|domain=Eukaryota

| regnum = incertae sedis

| unranked_divisio = Acritarcha

|genus=Shuiyousphaeridium

|genus_authority = Yan, 1993

|subdivision_ranks=Species

|subdivision={{columns-list|

• S. macroreticulatum
• S. membraniferum}}

}}

Shuiyousphaeridium is an extinct genus of acritarch discovered in 1993.{{cite journal|last1=Yan|first1=Y. Z.|last2=Liu|first2=Z. L.|year=1993|title=Significance of eukaryotic organisms in the microfossil flora of Changcheng System|journal=Acta Micropalaeontologica Sinica|volume=10|issue=2|pages=167–180}} Dated to 1.8Ga, it represents one of the earliest fossil eukaryote taxa. It is found in the Changcheng System and the Ruyang Group of China.