Unique to the Mazon Creek Formation in Illinois, it became its state fossil in 1989. Soft-bodied and relatively small (a living specimen would fit in a human hand), with its stalked eyes and long ...
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Scientists Can’t Quite Figure Out This Fossil Of A 308-Million-Years-Old Arachnid“The fossil’s very spiny legs are reminiscent ... Rainforest Collapse,’ a time shortly after the age of Mazon Creek when the coal forests began to fragment and die off.
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A Strange Fossil Unearthed In Illinois During The 1980s Revealed A Prehistoric Arachnid Once Roamed The State Over 308 Million Years AgoA fossil of the creature was originally unearthed from the Mazon Creek deposit in northeastern Illinois by Bob Masek, a ...
They recently published their discovery in the Journal of Paleontology. “The Mazon Creek Fossil-Lagerstätte is rightly famous for the abundance of marine and non-marine fossil biota found in ...
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