million years ago (Early Triassic)
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hot spots for details and evidence, or follow the links below.
to view larger image)
The great Permian extinction, which took place about 251 million years
ago, destroyed as much as 90 percent of all marine species and a lot of
land-bound life as well. This post-extinction scenea tropical coastline
much like the modern southern Persian Gulf coastis home to slimy
mounds known as stromatolites.
Formed by an unlikely partnership of photosynthetic bacteria and algae,
these stinky, slimy mounds inhabit shallow and salty pools.
- Garden of
the Gods Park and Visitor Center
- Red Rocks
Park and Amphitheatre
Roxborough State Park contains examples of the Lykins Formation
that was mined to make the mortar that binds bricks in Denver's
Larimer Square buildings.