The dawn of the Phanerozoic: A transitional fauna from the late Ediacaran of Southwest China · G. Li et al.
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Gaorong Li1,2, Fan Wei1*, Wenwen Wen1,3, Xiaodong Wang4, Xiangtong Lei1,2, Ross P. Anderson5, Yang Zhao1,6, Frances S. Dunn5*, Luke A. Parry7*, Peiyun Cong1,5* Animal diversification across the Ediacaran-Cambrian transition was a crucial event in Earth history, fundamentally altering our planet and its biosphere. However, Ediacaran fossil assemblages show limited overlap with those from the Cambrian, obscuring the critical interval when the animal phyla were diversifying. We report a new terminal Ediacaran fossil assemblage preserved as carbonaceous films from the Jiangchuan Biota, Yunnan, Southwest China. This assemblage diverges from coeval sites, preserving Ediacaran body fossils alongside recognizable nonbilaterians and bilaterian body and trace fossils. These include diverse vermiform animals and the oldest deuterostomes (stem-group ambulacrarians). …
摘自《科学》(Science)第392卷 第6793期 · 2026年4月2日,G. Li et al.。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。