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That would be 251 million years ago.
The end of the Paleozoic era marks the beginning of the Mesozoic. The last period of the Paleozoic era was the Permian, and the first period of the Mesozoic era was the Triassic; hence the extinction event (the biggest extinction event in the earth's history), the Permian-Triassic extinction, which defines the border between the eras.
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∙ 13y ago
Wiki User
∙ 15y agoIt extended from roughly 251 million years ago (MYA) to roughly 65 MYA. The Mesozoic followed the Paleozoic Era and preceded the Cenozoic Era.
Wiki User
∙ 14y agoThe Paleozoic era started about 544-245 million years ago. It came just after the Precambrian era and just before the Mesozoic era.
Wiki User
∙ 8y agoThe first period of the Paleozoic was the Cambrian.
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What geologic era lasted longest?
The Precambrian. Hope this helps! :)
What era was 544 million years ago?
The Paleozoic Era
How many years ago was Paleozoic era?
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What year was America first mentioned in this paleozoic era?
Never. The paleozoic era was about 540 millionyears ago - America was founded in 1776.
What era did the reptiles appear?
Reptiles first appeared during the Paleozoic Era, specifically the Carboniferous System of the Paleozoic Era. That was about 320 million years ago.
What era started 570 million years ago?
Paleozoic
This era started 570 million years ago?
Paleozoic
How long ago did The Paleozoic era began?
The Paleozoic era began about 543 million years ago. It came after the Precambrian era and before the Mesozoic era.
What is the era before the Mesozoic Era?
The Paleozoic era was from 540 million years ago to about 245 million years ago. After that came the Mesozoic era, and that lasted from the end of the Paleozoic to 65 million years ago, when the earth entered the Cenozoic era.
How long ago did our era begin?
65 million years
What era started 4.6 billion years ago?
the mesozoic era started 225 million years ago .
What era was pangeas?
Paleozoic and Mesozoic eras about 250 million years ago
