“The Mazon Creek Fossil-Lagerstätte is rightly famous for ... heaps of the old strip mines around Braidwood in northeastern Illinois,” state the authors, led by Paul Selden of the University ...
Chip Chick on MSN6mon
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 ...
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