Garantiana (Hlawiceras) aff. tetragona (Wetzel 1911)
9cm. in diameter. Found on a plowed field near Geisingen. Index fossil for the tetragona subzone, garantiana zone, Bajocian.
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 20/10
- f Aperture f/8.0
- ISO Speed 100
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