The perfect imprint and leaf of a 325 million year old Fern of the Percopteris species of the Carboniferous Period. This was a warm wet period

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The perfect imprint and leaf of a 325 million year old Fern of the Percopteris species of the Carboniferous Period. This was a warm wet period when land life really started to proliferate

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Size: 5400px × 3855px
Location: Mazon Creek, USA
Photo credit: © Nick Greaves / Alamy / Afripics
License: Licensed
Model Released: No

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