Alethopteris sp. - A. decurrens?
Alethopteris sp. - A. decurrens?
Upper Carboniferous, Westphalian
Michael Colliery, Fife, Scotland
From the album:
Fern like fronds of the Fife Coalfield
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Photo Information
- Taken with PENTAX RICOH IMAGING PENTAX WG-3
- Focal Length 5.5 mm
- Exposure Time 1/45
- f Aperture f/2.3
- ISO Speed 400
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