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2. Miaolingian - Wikipedia

   en.wikipedia.org/wiki/Miaolingian

   The Miaolingian is the third Series of the Cambrian Period, and was formally named in 2018. [4] It lasted from about 506.5 to 497 million years ago and is divided in ascending order into 3 stages: the Wuliuan, Drumian, and Guzhangian. The Miaolingian is preceded by the unnamed Cambrian Series 2 and succeeded by the Furongian series. [5]

3. Wuliuan - Wikipedia

   en.wikipedia.org/wiki/Wuliuan

   The Wuliuan stage is the fifth stage of the Cambrian, and the first stage of the Miaolingian Series of the Cambrian. It was formally defined by the International Commission on Stratigraphy in 2018. [5]

4. Chilhowee Group - Wikipedia

   en.wikipedia.org/wiki/Chilhowee_Group

   The Chilhowee Group is a sedimentary body composed of early Cambrian siliciclastic sedimentary rocks which crop out along the eastern margin of the Blue Ridge province in Alabama, Maryland, Tennessee, North Carolina, Virginia, and West Virginia.

5. Cambrian–Ordovician extinction event - Wikipedia

   en.wikipedia.org/wiki/Cambrian–Ordovician...

   Volcanic activity, particularly that of large igneous provinces, has been speculated to have been the cause of the environmental crisis. [3] The emplacement of the Namaqualand–Garies dykes in South Africa has been dated to 485 mya, the time at which the Cambrian–Ordovician extinction event occurred, although there remains no unambiguous evidence of a causal relationship between this ...

6. Google Slides - Wikipedia

   en.wikipedia.org/wiki/Google_Slides

   Google Slides is a presentation program and part of the free, web-based Google Docs suite offered by Google. Google Slides is available as a web application, mobile app for: Android, iOS, and as a desktop application on Google's ChromeOS. The app is compatible with Microsoft PowerPoint file formats. [5]

7. Timeline of natural history - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_natural_history

   c. 538.8 ± 0.6 Ma – beginning of the Cambrian Period, the Paleozoic Era and the current Phanerozoic Eon. End of the Ediacaran Period, the Proterozoic Eon and the Precambrian Supereon. The Ediacaran fauna disappears, while the Cambrian explosion initiates the emergence of most forms of complex life, including vertebrates ( fish ), arthropods ...

8. Template:Cambrian graphical timeline - Wikipedia

   en.wikipedia.org/wiki/Template:Cambrian...

   Download as PDF; Printable version; In other projects Wikidata item; Appearance. move to sidebar hide. Cambrian graphical timeline . −540 — ... Mobile view ...

9. Fossils of the Burgess Shale - Wikipedia

   en.wikipedia.org/wiki/Fossils_of_the_Burgess_Shale

   The Burgess Shale is a series of sediment deposits spread over a vertical distance of hundreds of metres, extending laterally for at least 50 kilometres (30 mi). [18] The deposits were originally laid down on the floor of a shallow sea; during the Late Cretaceous Laramide orogeny, mountain-building processes squeezed the sediments upwards to their current position at around 2,500 metres (8,000 ...