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benjaming1

Paleozoic Era: Facts & Information - 1 views

www.livescience.com/37584-paleozoic-era.html

paleozoic

shared by benjaming1 on 26 Jan 16 - No Cached
michaelf246 liked it
  • The Paleozoic began with the Cambrian Period, 53 million years best known for ushering in an explosion of life on Earth
  • After the Ordovician Period came the Silurian Period (443 million years ago to 416 million years ago), which saw the spread of jawless fish throughout the seas.
  • In the Paleozoic Era, life flourished in the seas.
  • ...1 more annotation...
  • fter the Cambrian Period came the 45-million-year Ordovician Period, which is marked in the fossil record by an abundance of marine invertebrates.
  • michaelf246 on 26 Jan 16
     
    This is useful for learning about the life during the Paleozoic Era. 
  • benjaming1 on 26 Jan 16
     
    Life in the Paleozoic
zosiaa

Cretaceous - Dinopedia - Wikia - 0 views

dinopedia.wikia.com/...Cretaceous

Cretaceous paleography

shared by zosiaa on 26 Jan 16 - No Cached
  • uring the Cretaceous, the late Paleozoic - early Mesozoic supercontinent of Pangea completed its breakup into present day continents, although their positions were substantially different at the time
  • llera
  • zosiaa on 26 Jan 16
     
    This describes the continents during the Cretaceous period.
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