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One is that the first reptiles (not dinosaurs!) appeared. The land during this peiod was swamp-forests.
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∙ 11y ago
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∙ 10y agoThe major events were that first true reptiles appeared, land reptiles like snakes etc. Insects became abundant and winged insects appeared.
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∙ 7y agoThe Pennsylvanian Period was a very crucial time for fungi and vertebrates.
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∙ 12y agoAdd your answer:
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What did the earth's surface look like during the Pennsylvanian period?
The first reptiles appeared in the Pennsylvanian Era/Period.
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 should people pack to travel the Pennsylvanian time period?
If it has giant insects then you should take some pistols or some machetes
What are the Pennsylvanian and mississippian periods called together?
The Pennsylvanian and Mississippian periods can be best explained by the carboniferous system which is divided into a number of sections. The division came from the North America stratigraphy.
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.
What happened to the organic remains if the vast swamp forests of the pennsylvanian period?
It turned in to coal.
Did dinosaurs roam the lands during the pennsylvanian period?
No. the first Dinosaurs were in the Triassic period, which came later
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.
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.
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 the earth's surface look like during the Pennsylvanian period?
The first reptiles appeared in the Pennsylvanian Era/Period.
What happened 544-245 million years ago?
The Paleozoic Era began. Development of fish amphibians, insects and reptiles. Cambrian Period Ordovician period Silurian Period. Devonian Period Mississippian Period Pennsylvanian Period Permian Period
