Story perspectives

Ancient Quarry Unveils 100 New Species, Fossil Treasures

1/29/2026

36 5

Summary

Story summary

The Huayuan biota quarry in Hunan Province, China, yielded nearly 100 new species dating to about 512 million years ago and more than 50,000 fossils.
The fossils include many soft-bodied organisms preserved in detail.
Some Huayuan species were previously known only from Burgess Shale, implying long-distance dispersal via ocean currents and providing clues about post-extinction biodiversity.
Further analysis may reveal more species, including potential fish remains.

1 of 1

Story summary

The Huayuan biota quarry in Hunan Province, China, yielded nearly 100 new species dating to about 512 million years ago and more than 50,000 fossils.
The fossils include many soft-bodied organisms preserved in detail.
Some Huayuan species were previously known only from Burgess Shale, implying long-distance dispersal via ocean currents and providing clues about post-extinction biodiversity.
Further analysis may reveal more species, including potential fish remains.