500 million years ago
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==Events== | ==Events== | ||
| − | + | {{timereal}} '''488 million years ago.''' Beginning of Ordovician Period. A mass extinction at the end of this period wipes out 60% of marine life on Earth. | |
| − | + | {{timereal}} '''443 million years ago.''' Beginning of Silurian Period. First land plants on Earth. | |
| − | + | {{timereal}} '''416 million years ago.''' Beginning of Devonian Period. The first land animals appear, including amphibians and insects, on Earth. | |
Revision as of 21:13, 1 March 2007
Events
Real World 488 million years ago. Beginning of Ordovician Period. A mass extinction at the end of this period wipes out 60% of marine life on Earth.
Real World 443 million years ago. Beginning of Silurian Period. First land plants on Earth.
Real World 416 million years ago. Beginning of Devonian Period. The first land animals appear, including amphibians and insects, on Earth.
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