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World’s Oldest Muscle-Fibre Fossil Reveals The Origin Of Legs
Sunday, October 2, 2016 17:38
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from The Conversation
– this post authored by Martin R. Smith, Durham University
It looks like a tattered surgical stocking with legs. But this millimetre-long fossil is one of the best preserved animal fossils from the Cambrian period, 500 million years ago. With no mineralised hard parts, worms like this would normally rot and decay long before the processes of fossilisation could get to work.
Source: http://econintersect.com/pages/contributors/contributor.php?post=201610021913
