In the permian period,The slow gradual collision of continental plates caused mountain building. Near the end of the Permian Period, all continental plates came together to form the single landmass PANGEA. Mass extinctions of many land and sea animals ocurred to signal the end of the Paleazoid Era.
Permian Period.
The Permian Period was ended by the Permian/Triassic Extinction Event, which wiped out 90% of the species on Earth at that time.
Ther Permian was the last period of the Paleozoic era.
The permian period was the end of the paleozoic era.
The Permian period lasted from 290 to 248 million years ago and was the last period of the Paleozoic Era.
What happened to the earth's continents during permian period is pangea
The worst known mass extinction in Earth's history was the Permian-Triassic Extinction Event at the end of the Permian period. The Permian period was the last period of the Paleozoic Era.
permian period
The Permian is a geological period which ended about 250 million years ago.
The permian period was the end of the paleozoic era.
permian period
The Permian.