South Dakota Ammonite - Hoploscaphite comprimus
South Dakota Ammonite
Hoploscaphites comprimus
Locality: Fox Hill Formation, South Dakota, USA
Geological Age: Upper Cretaceous
Photo Information
- Taken with Apple iPhone 5
- Focal Length 4.1 mm
- Exposure Time 1/20
- f Aperture f/2.4
- ISO Speed 250
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