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- Paleozoic - Wikipedia
The Paleozoic was a time of dramatic geological, climatic, and evolutionary change The Cambrian witnessed the most rapid and widespread diversification of life in Earth's history, known as the Cambrian explosion, in which most modern phyla first appeared
- Paleozoic Era | Description, Climate, Facts | Britannica
Paleozoic Era, major interval of geologic time that began 538 8 million years ago with the Cambrian explosion, an extraordinary diversification of marine animals, and ended about 252 million years ago with the end-Permian extinction, the greatest extinction event in Earth history
- Paleozoic | U. S. Geological Survey - USGS. gov
Paleozoic (541-252 million years ago) means ‘ancient life ’ The oldest animals on Earth appeared just before the start of this era in the Ediacaran Period, but scientists had not yet discovered them when the geologic timescale was made
- Paleozoic Era - U. S. National Park Service
Common Paleozoic fossils include trilobites and cephalopods, as well as insects and ferns The greatest mass extinction in Earth's history ended this era The Paleozoic Era is further divided in to seven periods sub-periods: the Cambrian, the Ordovician, the Silurian, the Devonian, the Mississippian, the Pennsylvanian, the Permian
- The Paleozoic Era - University of California Museum of Paleontology
The Paleozoic Era is bracketed by the times of global super-continents The era opened with the breakup of the world-continent Pannotia and closed with the formation of Pangea, as the Earth's continents came together once again Many Paleozoic rocks are economically important
- Paleozoic Era: Facts Information - Live Science
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
- Paleozoic Era: Facts, Information, and Timeline - A-Z Animals
Here’s a breakdown of the timeline, facts, and major events that took place during the Paleozoic The Paleozoic Era began about 541 million years ago and lasted till 251 9 million years ago It was the first era of the Phanerozoic Eon and is otherwise known as the “Age of Ancient Life ”
- 2. 6: Phanerozoic Eon - Paleozoic Era - Geosciences LibreTexts
The beginning of the Paleozoic Era is marked by the first appearance of hard body parts like shells, spikes, teeth, and scales; and the appearance in the rock record of most animal phyla known today
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