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Geologic > Ordovician
The following information is about Ordovician.
Ordovician Defined
A Period in the Paleozoic Era that includes the time interval from about 505 to 438 million years ago.
This definition is in context to Geologic. See more contextual defintions for Ordovician.
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Off-site Ordovician Links, User Submitted
The following links have been collected through user bookmark submission in the Ordovician category. Please note, because these resources are off-site we cannot guarantee the accuracy or quality of any information.
Sun Jun 29
- The Ordovician: Life's second big bang - life - 11 June 2008 - New Scientist: During the Cambrian there is a fantastic array of new body plans, but it wasn't until the early to mid-Ordovician that we got a really striking increase in diversity,
Mon Jun 16
- The Ordovician: Life's second big bang - evolution - 11 June 2008 - New Scientist: The Great Ordovician Biodiversifica tion Event, a little-heard-o f episode which has been the focus of intense scientific interest in recent years.
Tue Apr 29
Sat Mar 15
Sun Feb 3
- Oldest Horseshoe Crab Fossils Found in Canada: The new fossils are from the Late Ordovician period and are at least 455 million years old, Rudkin said.
Mon Jan 28
- Karl E. Limper Geology Museum - Welcome: Used to live down the road a piece. Miss the fossiliferous afternoons.
Sun Oct 28
- Cincinnati Dry Dredgers
- Bluegrass region - Wikipedia, the free encyclopedia: The region gets its name from bluegrass, the common name for grass of the genus Poa, which is a favored lawn and pasture grass in the eastern United States from Tennessee northward.
Thu Jun 21
If you would like to find additional social bookmark based links on the topic of we recommend the Open Tag Directory > Ordovician. If you would like to find related tags we recommend Tag Patterns > Ordovician
Off-site Ordovician Research Links
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