Graphoceras (Graphoceras) concavum (Sowerby 1815)
12.5cm. Almost complete. Just missing 1cm. or so at the end of the living chamber. Calcite mold from the clay pit at Geisingen. Concavum Zone, Geisingen Oolite, Upper Aalenium.
From the album:
Middle Jurassic Ammonites from Southern Germany
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Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 3/10
- f Aperture f/8.0
- ISO Speed 100
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