Obruchevella

Obruchevella Temporal range: Mesoproterozoic–Cambrian Pha. Proterozoic Archean Had.
Scientific classification
Domain:	Bacteria
Kingdom:	Bacillati
Phylum:	Cyanobacteriota
Genus:	† Obruchevella Reitlinger, 1948

Obruchevella is a helical microfossil known from the Burgess Shale and Cambrian sites in China, as well as later sites dating to as late as the Devonian. ^{[1] [2]} It is also known from Owk shales, Vindhyas, Tal Formations, Russia, Greenland, Saudi Arabia, Canada, Alaska and so on. ^[3]

References

1. Mankiewicz, C. (1992). "Obruchevella and Other Microfossils in the Burgess Shale: Preservation and Affinity". Journal of Paleontology. 66 (5): 717–729. Bibcode:1992JPal...66..717M. doi:10.1017/s0022336000020758. S2CID   133415324.
2. Xueliang, S. (2009). "Obruchevella from the early Cambrian Meishucun Stage of the Meishucun section, Jinning, Yunnan, China". Geological Magazine. 121 (3): 179–183. doi:10.1017/S0016756800028235. S2CID   128759007.
3. Singh, Veeru. "Record of Obruchevella from the Mesoproterozoic sediments of India".