Ptomatis, gastropod
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By Jeffrey P
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Ptomatis patalus (gastropod)
Middle Devonian
Upper Ludlowville Formation
Hamilton Group
Geer Road Quarry
Lebanon, NY
Photo Information
- Taken with Canon Canon PowerShot A470
- Focal Length 6.3 mm
- Exposure Time 1/5
- f Aperture f/3.0
- ISO Speed 200
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