The Paleozoic Era, which ran from 541 million to 251.9 million years ago, was a time of great change on Earth. The era began with the breakup of one supercontinent and the formation of another.

Continue reading The names Paleozoic, Mesozoic, and Cenozoic all describe the types of fossils that have been found relating to those periods. In the Mesozoic Era, there are fossils that represent ...

through the Ordovician periods of the Paleozoic era. When they analyzed the samples for clumped isotopes, they found that many of the rocks had experienced little chemical change since their ...

As mentioned by TheGodskin's post on Reddit, the Crucible Knights Ordovis, Siluria, and Devonia are named after the Ordovician, Silurian, Devonian periods of the Paleozoic era respectively.

Researchers reconstruct biodiversity changes during the early Paleozoic Era. Marine biodiversity underwent large and abrupt changes during the early Paleozoic Era. However, the temporal resolution ...

The Paleozoic era's Silurian period saw animals and plants ... these were relatively minor compared with those of other geologic periods.

3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine life flourished in the vast seas and the first primitive plants began to appear on land—before the ...

A recent study shows that marine oxygen levels were crucial to the evolution of early Paleozoic trilobite body ... during the Cambrian and Ordovician periods can be divided into six phases ...