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The Permian Period

Imagine a time when giant deserts covered the Earth and strange new creatures walked the land!

Images

Permian

Permian

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Edaphosaurus boanerges (fossil reptile) (Nocona Formation, Lower Permian; Archer County, Texas, USA) 5
Native iron in basalt (Siberian Traps Flood Basalt, Permian-Triassic boundary times, 251 Ma; Putoran Plateau, Siberia, Russia) 1
Structurally crinkled gyprock (Castile Formation, Upper Permian; State Line outcrop, southern Eddy County, New Mexico, USA) 1
Aulacephalodon peavoti, Permian dicynodont from the Karoo, South Africa, at the Field Museum, Chicago, IL
Peloidal phosphorite (Phosphoria Formation, mid-Permian; Simplot Mine, Bingham County, southeastern Idaho, USA) 1
Helicoprion ferrieri (fossil shark tooth whorl) (Skinner Ranch Formation, Lower Permian; Dugout Mountain, Brewster County, Texas, USA) 3
Reverse fault in gyprock (Castile Formation, Upper Permian; State Line outcrop, southern Eddy County, New Mexico, USA)
Sperrylite in platinum-copper ore (Permian-Triassic boundary time, 251 Ma; Norilsk Mining District, Krasnoyarsk, northern Siberia, Russia) 2
Glossopteris fossil seed fern leaves in claystone (Illawarra Coal Measures, Upper Permian; Dunedoo area, New South Wales, Australia)
Helicoprion fossil shark reconstruction (Permian) 1
File:Glossopteris sp., seed ferns, Permian - Triassic - Houston Museum of Natural Science - DSC01765.JPG

Key Facts

Time Span
From 298.9 million years ago to 251.9 million years ago.
Earth's Land
Most land was joined together as the supercontinent Pangaea.
Climate
Large parts of the land were very dry, with vast deserts.
End of the Period
The Permian ended with the largest mass extinction in Earth's history.

Welcome to the Permian!

The Permian was a super long time ago, even before the dinosaurs! It lasted for 47 million years, which is like going to school for millions and millions of years! This was the last part of a really old time called the Paleozoic Era. Think of it like the last chapter in a very, very old book about Earth's history. It ended before a new, exciting chapter called the Triassic began.

A World of Deserts and Supercontinents

During the Permian, most of the land on Earth was smooshed together into one giant supercontinent called Pangaea. It was like all the playgrounds in the world were connected! But inside Pangaea, it was super dry and hot, with huge deserts.

This made it hard for some animals, like the amphibians that lived before, to survive. New kinds of animals that were better at living in dry places started to become more common.

New Animals Take Over!

The Permian was a time when some amazing new types of animals appeared. Two big groups of animals called amniotes started to become really important. These were like the ancestors of today's reptiles and mammals. They had special eggs and bodies that helped them live in the dry, desert-like places that were becoming common on Earth. It was a time of big changes for life on our planet!

The Great Dying

Sadly, the Permian period ended with a HUGE event called the Permian-Triassic extinction. It was the biggest extinction ever, meaning lots and lots of plants and animals disappeared forever. Almost 81% of ocean creatures and 70% of land creatures were gone! It took a very long time for life to bounce back after this giant disaster.

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