Yuyuanozoon fossil map
Where fossils of Yuyuanozoon have been found, shown on the Earth as it looked about 525 million years ago and on today’s map.
Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 525 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →

| Group | Ediacaran & Cambrian life |
|---|---|
| Lived | 538.8–506.5 million years ago (Fortunian to Stage 4) |
| Periods | Cambrian |
| Family | Didazoonidae |
| Named by | Chen et al. 2003 |
| Fossil records | 1 occurrences at 1 locations (PBDB) |
| Found in | China |
| Rock formations | Qiongzhusi |
About Yuyuanozoon
Yuyuanozoon magnificissimi, from the Cambrian Stage 3 Chengjiang lagerstatte, is the largest known vetulicolian, an extinct species of marine animal, with specimens up to 20 cm in length compared to 5–14 cm for other vetulicolian species.
Text in “About” is quoted from the Wikipedia article Yuyuanozoon (revision 1368647509), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q3573305.