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The Chuanlinggou Formation is a geologic formation in China. It preserves fossils dating back to the Statherian period of the Paleoproterozoic. It is the first formation to preserve definitive macroscopic eukaryotes, at 1.63 billion years old.

Paleobiota

After Miao et al, 2024 and Liu et al, 2023

Paleobiota

Paleobiota
Genus	Species	Notes	Images
Qingshania	Q. magnifica	Enigmatic filamentous eukaryote
Tuanshanzia	T. sp	Enigmatic frond-like organism; possibly within Archaeplastida
Changchengia	C. sp	Enigmatic frond-like organism, possibly within Archaeplastida
Glossophyton	G. ovalis G. sp	Enigmatic fossil, possibly an alga
Chuaria	C. circularis	Enigmatic fossil, possibly synonymous with Tawuia
Tawuia	T. sinensis T. robusta	Enigmatic fossil, possibly an alga
Siphonophycus	S. sp	Filamentous fossil
Eomycetopsis	E. sp	Filamentous fossil
Archaeotrichion	A. sp	Filamentous fossil
Leiosphaeridia	L. sp	Acritarch
Kildinosphaera	K. sp	Acritarch

References

1. ^ Liu, Jingqi; Zhang, Yang; Shi, Xiaoying; Chen, Anfeng; Tang, Dongjie; Yang, Tinglu (November 2023). "Macroscopic fossils from the Chuanlinggou Formation of North China: evidence for an earlier origin of multicellular algae in the late Palaeoproterozoic". Palaeontology. 66 (6). doi:10.1111/pala.12685.
2. ^ Miao, Lanyun; Yin, Zongjun; Knoll, Andrew H.; Qu, Yuangao; Zhu, Maoyan (26 January 2024). "1.63-billion-year-old multicellular eukaryotes from the Chuanlinggou Formation in North China". Science Advances. 10 (4). doi:10.1126/sciadv.adk3208.

• Geologic formations of China
• Paleoproterozoic geology
• Paleoproterozoic