South Dakota Mosasaur
North American Mosasaur tooth
Locality: Carlile Formation, Fall River County, South Dakota, USA
Geological Age: Cretaceous
Specimen Size: 1.5 cm
From the album:
Reptiles & Marine Reptiles collection
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Photo Information
- Taken with Apple iPhone 5
- Focal Length 4.1 mm
- Exposure Time 1/20
- f Aperture f/2.4
- ISO Speed 125
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