Paleozoic+Era

Paleozoic era:544 million years ago =‍It is the longest of the Phanerozoic eras, and is subdivided into six [|geologic periods] ; from oldest to youngest they are: the [|Cambrian] , [|Ordovician] , [|Silurian] , [|Devonian] , [|Carboniferous] , and [|Permian] . =

The animals that existed in this time period were amphibians, reptiles, fish and arthropods. Plant life of the Paleozoic Era reached its climax in the Carboniferous, when towering [|lycopsid]  rainforests dominated the tropical belt of [|Euramerica] An important thing to know about this time period is that the Paleozoic was a time of dramatic geological, climatic, and evolutionary change. The [|Cambrian]  Period witnessed the most rapid and widespread diversification of life in Earth's history, known as the [|Cambrian explosion] , in which most modern [|phyla] <span style="background-color: #ffffff; color: #ff0058; font-family: Georgia,serif;"> first appeared.



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