Sand tiger shark teeth from the Potomac River, Maryland
Striatolamia strata (sand tiger shark teeth)
Paleocene
Aquia Formation
Douglas Point/Potomac River
Charles Co., Maryland
- 1
Photo Information
- Taken with Canon Canon PowerShot A470
- Focal Length 6.3 mm
- Exposure Time 1/20
- f Aperture f/3.0
- ISO Speed 200
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