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Jurassic
Period: 199.6-145.5 Million Years Ago
Gallery: Utah & Colorado, USA
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Conifer
Cast Showing a Spiked Knot on the outer surface
Brushy Basin Member, Morrison Formation, Jurassic
Yellow Cat area, Utah
5 cm x 2.5 cm x 4 cm tall
Pictures
below show the other side of this spiked knot. |
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