Grammoceras thouarsense
By Ludwigia
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4 specimens attached to matrix. Early Jurassic Late Toarcian, thouarsense zone. Found 13 years ago at a construction site in Èvrecy, Normandy, France.
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3
Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 1/60
- f Aperture f/4.0
- ISO Speed 100
