0
The Pennsylvanian period began around 323 million years ago during the Carboniferous period. It is characterized by the abundant growth of ferns, amphibians, and early reptiles, leading to the formation of extensive coal swamps. The Pennsylvanian era was a time of significant environmental and evolutionary changes.
What else can I help you with?
Carboniferous period was subdivided into what two periods?
The Carboniferous period is subdivided into the Mississippian and the Pennsylvanian periods.
What did the earth's surface look like during the Pennsylvanian period?
During the Pennsylvanian period, the Earth's surface was characterized by vast swampy areas filled with lush vegetation, including ferns, trees, and giant horsetails. These swamps eventually led to the formation of coal deposits that are still mined today. The climate was warm and humid, with shallow seas covering some areas.
What development occurred at the end of the pennsylvanian epoch?
cause youre stuipd
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.
What is the Mississippian and Pennsylvanian periods grouped together?
The Mississippian and Pennsylvanian periods are grouped together as the Carboniferous period. This period lasted from approximately 358.9 million to 298.9 million years ago and is known for the widespread deposition of coal-forming swamps.
When did the Pennsylvanian period start?
I have no clue.
When did cockroaches first appear?
Actually they were from the Pennsylvanian Period and the Paleozoic Era...
Carboniferous period was subdivided into what two periods?
The Carboniferous period is subdivided into the Mississippian and the Pennsylvanian periods.
What era did swamps form and coal begin to develop?
I believe it was during the Permian and Pennsylvanian eras.
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.
When was The Daily Pennsylvanian created?
The Daily Pennsylvanian was created in 1885.
When was John Potts - Pennsylvanian - born?
John Potts - Pennsylvanian - was born in 1710.
When did SS Pennsylvanian end?
SS Pennsylvanian ended on 1919-07-16.
When was SS Pennsylvanian created?
SS Pennsylvanian was created on 1918-09-13.
Where were humans at during the pennsylvanian era?
They weren't even a gleam in anything's eye back then - nor were any other mammals. The "highest" forms of live were amphibians (like frogs). That was the era when the first eggs were made.
Is the mississippian period in paleozoic era?
Yes. The Mississippian period is a part of the Paleozoic era, along with the Cambrian, Ordovician, Silurian, Devonian, Pennsylvanian, and Permian periods.
Is 'Pennsylvanian' capitalized?
Yes, "Pennsylvanian" should be capitalized when referring to the people or things related to the state of Pennsylvania.
