Cisuralian
first series and epoch of the Permian system and period From Wikipedia, the free encyclopedia
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The Cisuralian is the first series/epoch of the Permian.
 | The English used in this article or section may not be easy for everybody to understand. (January 2024) |
Biodiversity
The Cisuralian was full of many animals such as actinopterygian Amblypterus and prototherapsid Tetraceratops. The swampy fringes were mostly ferns, seed ferns, and lycophytes.
An unusual shark called Helicoprion also made its appearance. This strange fish had a tooth whorl.
References
- "Chart/Time Scale". www.stratigraphy.org. International Commission on Stratigraphy.
- "NAPC Abstracts, Sto – Tw". berkeley.edu.
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