Permian
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The Permian is a geologic period and stratigraphic system which spans 47 million years, from the end of the Carboniferous Period 298.9 Ma to the beginning of the Triassic Period 251.902 Ma. It is the
Selwyn Rock, South Australia, an exhumed glacial pavement of Permian age
Hercosestria cribrosa, a reef-forming productid brachiopod (Middle Permian, Glass Mountains, Texas)
Fossil and life restoration of Permocupes sojanensis, a permocupedid beetle from the Middle Permian of Russia
Edaphosaurus pogonias and Platyhystrix – Early Permian, North America and Europe
Cisuralian
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The Cisuralian, also known as the Early Permian, is the first series/epoch of the Permian. The Cisuralian was preceded by the Pennsylvanian and followed by the Guadalupian. The Cisuralian Epoch is nam
Dimetrodon, a pelycosaur, was at the top of the food chain in the Cisuralian