Hoploscaphites nebrascensis (Owen 1852)
By Ludwigia
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ø 4.5cm.
Fox Hills Formation
Maastrichtian
Late Cretaceous
From Cheyenne River, South Dakota, USA
I went for a reasonably priced purchase, even though it was only one half.
Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 1/100
- f Aperture f/3.1
- ISO Speed 400
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