There are millions of crinoid fossils out there, but a preserved piece of the sea floor itself is one in a million! This piece of the ancient Borden Sea's delta can teach us much more about ancient life on earth.
Move your mouse around, then click on each fossil to see what lived here so long ago.
Visit The Children's Museum of Indianapolis to see the actual Borden Delta!
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There are three kinds of fossils. Look again at the crinoids and other creatures and decide what exactly is preserved in them:
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© The Children's Museum of Indianapolis, 2000