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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.

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โˆ™ 2006-09-28 14:20:42
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Q: How long ago was the Pennsylvanian Period?
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Related Questions

How long ago was the Mississippian Period?

The Mississippian Period was from about 345 million to 325 million years ago. It is part of the Paleozoic Era. The Mississippian and the Pennsylvanian (325 to 280 MYA) are often grouped together as the Carboniferous Period.


How long did the pennsylvanian period last?

34 million years.


What happened during the Pennsylvanian period?

The Pennsylvanian Period was a very crucial time for fungi and vertebrates.


What animal life appereaed during the Pennsylvanian Period?

The first reptiles appeared in the Pennsylvanian Era/Period.


When did the Pennsylvanian period start?

I have no clue.


Insects thrived during this period?

Pennsylvanian Period..........by R.E


In what period did conifers appear?

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 was the dominant reptile in the Pennsylvanian period?

bicth


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


What animals and plants lived during the pennsylvanian period?

The animal that thrived the most in the Pennsylvanian Period was the reptile. Studies of fossils show that they first appeared during this period and quickley reproduced.


What separates the Mississippian period from the Pennsylvanian period?

The Carboniferous Period has been divided into the Lower Carboniferous (Mississippian) and the Upper Carboniferous (Pennsylvanian) based on the differing stratigraphy found on different continents. The Mississippian has a stratigraphy that was mostly limestone, and most coal-bearing deposits (not all) were found in the Pennsylvanian.


Today's fossil fuels began forming about 300 million years ago in pennsylvanian period. what was most likely true about that time period?

Many huge plants grew, decayed and died.


What is the Mississippian and Pennsylvanian periods grouped together?

The Carboniferous Period


How long ago was the mesozoic period?

The Mesozoic Period stretched from 248 million years ago to 65 million years ago.


What animals lived in the Pennsylvanian time period?

Mostly reptiles RAWR!!!!


When did cockroaches first appear?

Actually they were from the Pennsylvanian Period and the Paleozoic Era...


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.


How long ago was the Jurasic Period?

145 million years ago.


How long ago was the ancient Greece period?

about 1952 years ago


How long ago was the Jurassic period in numbers?

The Jurassic Period is defined as the period of time between 200 million years ago to 145 million years ago.


Did dinosaurs roam the lands during the pennsylvanian period?

No. the first Dinosaurs were in the Triassic period, which came later


How long ago was the Jurassic period?

206-144 million years ago


How long ago was the cretaous period?

144 to 65 million years ago


What was the climate like in the Pennsylvanian time period?

For the most part, it was hot and humid.


What are the major geological events in the pennsylvanian period?

george washington learning the alphabet