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The Paleozoic Era began about 540 million years ago and ended about 245 million years ago. Therefore, it lasted about 290 million years.
Sources: My Earth Science book and my great brain.
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∙ 12y ago
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∙ 13y agoThe paleozoic era is further broken down into 6 periods (in millions of years ago, MYA):
Cambrian: 542 MYA - 488.3 MYA
Ordovician: 488.3 MYA - 443.7 MYA
Silurian: 443.7 MYA - 416 MYA
Devonian: 416 MYA - 359.2 MYA
Carboniferous: 359.2 MYA - 299 MYA
Permian: 299 MYA - 251 MYA
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∙ 11y agoThe Mesozoic Era consisted of three periods. The Triassic, the Jurassic and the Cretaceous. The Triassic Period lasted for roughly 51.4 million years, the Jurassic lasted for 54.1 million years, and the Cretaceous lasted for roughly 80 million years.
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∙ 13y agoThe Paleozoic Era lasted from 540 to 248 mya (about 542-251 million years ago). Therefore, it probably lasted 291 million years.
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∙ 13y agoThe Paleozoic Era of Earth's history lasted from around 542 to 251 million years ago.
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∙ 15y agoThe Mesozoic era lasted 186 million years, from about 251 million years ago until about 65 million years ago.
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∙ 13y ago6!
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∙ 10y ago3
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How long ago was the Devonian Period?
The Devonian Period lasted from about 395 to 345 million years ago. It is part of the Paleozoic Era.
How long is a gestation period for a goblin shark?
Sharks have a very unique gestation period. They can last a very long time, as long as two years.
How long does the estrus period of a female sheep last?
21 days
How long does a cat period last?
Cats do not have a period like women do. They do go through "heat," which can last anywhere from 4 days to a week. This is when they are able to get pregnant.
How long have reptiles inhabited the earth?
Reptiles inhabited the earth before dinosaurs inhabited the earth. The first reptiles appear in the fossil record over 300 million years ago, in the Carboniferous period of the Paleozoic era.
How lond did the paleozoic era last?
The Paleozoic Era Lasted about 2799. You can add all the numbers of the: Permian, Carboniferous, Devonian, Silurian, Ordovician, and the Cambrian. Add all of there numbers of how long each era lasted. So that's how long the Paleozoic Era Lasted ("2799")
How long did the pennsylvanian period last?
The Pennsylvanian Period was from about 325 million to 280 million years ago. It is part of the Paleozoic Era. The Pennsylvanian and the Mississippian (345 to 325 MYA) are often grouped together as the Carboniferous Period.
How long ago did the 'paleozoic' era begin?
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.
How long does a normal teen relationship last?
There is not really a NORMAL time period for a teen relationship to last. It just depends on the people in it and how compatible they are with each other.
How long did Micropachycephalosaurus's period last?
it does not have one
How long does a typical pregnancy last?
40 weeks from the last period.
How long did the open range period last-?
open range period last from the 1860s to 1880s.
How long ago was the Devonian Period?
The Devonian Period lasted from about 395 to 345 million years ago. It is part of the Paleozoic Era.
How long does a female egg last after her period?
It last for fourteen (14) days
How long did the Paleozoic Era?
397 million years old
How long did Picasso's blue period last?
3yrs.
How long did the medieval period last?
10 centuries
