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What did the earth's surface look like during the Pennsylvanian period?
Wiki User
∙ 13y ago
The first reptiles appeared in the Pennsylvanian Era/Period.
Wiki User
∙ 16y ago
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What did the earths surface look like in the devonian time period?
During the devonian time period most of land was under water.
What is the Mississippian and Pennsylvanian periods grouped together?
The Carboniferous Period
Where did conifers originate?
The first conifers appeared between 318 and 299 million years ago. That was during the end of the Carboniferous period. Specifically, it was during the Pennsylvanian series.
What happened during the Pennsylvanian period?
One is that the first reptiles (not dinosaurs!) appeared. The land during this peiod was swamp-forests.
What did the earths surface look like during the precambrian time period?
During that time there was widespread volcanic activinty and trees and flowering plants started appearing
What was volcanic activity like in the Pennsylvanian time period?
During the Pennsylvanian time period, there was a lot of volcanic activity and these constituted a lot of rock formation. Volcanic ashes also settled on the earth's surface and buried some trees.
Period during which source of great coal deposits in West Virginia Pennsylvania Ohio and Illinois existed?
pennsylvanian period
What lived during the Pennsylvanian Period?
There are several things that lived during the Pennsylvanian Period. Giant water scorpions, eels, crocodiles, newts, salamanders, and many other things lived during this time.
Did dinosaurs roam the lands during the pennsylvanian period?
No. the first Dinosaurs were in the Triassic period, which came later
What did the earths surface look like during the silurian period?
Type your answer here... it was wet and the surface was covered with a thin layer of warm water.
What did the earths surface look like in the devonian time period?
During the devonian time period most of land was under water.
During what period did the insects first appear?
Silurian Period 408 - 438 Million Years Ago
During which geologic time period did the earliest reptiles and great coal-forming forests exist?
pennsylvanian.
When did the Pennsylvanian period start?
I have no clue.
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.
What was the dominant reptile in the Pennsylvanian period?
bicth
What did earths surface look like in the cretaceous period?
hot ,wet,
