Mazon Creek Fossil Plant ANNULARIA SPINULOSA Both Halves 300 Million Years Old For Sale
Mazon Creek Fossil Plant ANNULARIA SPINULOSA Both Halves 300 Million Years Old:
Hi all!This is a gorgeous set of fossil Annularia spinulosa(an extinct horsetail plant) leavesfrom the Pennsylvanian of the infamous Mazon Creek outcrop of Illinois! It has terrific preservation on both halves on the ironstone concretion! The leaves measure 1.57 and 1.45 inches (40 and 37 mm)acrossrespectively!A beautiful addition to any fossil collection, neither half has been repaired or restored in any way!
Mazon Creek is a fossil site located in Illinois that dates to about 300 million years ago! It is world renowned for fossils of things that usually decompose quickly, like fern fronds, worms, jellyfish, and other soft tissue preserved in ironstone concretions in exquisite detail!
All of my items come with a Certificate of Authenticity! If I have a fossil or mineral listed up as something, I make darn well sure that's what it is!
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