Orthacanthus serrations
By ThePhysicist
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Orthacanthus (a Xenacathid Chondrichthyan) have squared-off, irregular serrations - distinct from those on say, Dimetrodon.
Photo Information
- Taken with Apple iPhone SE (2nd generation)
- Focal Length 4 mm
- Exposure Time 1/112
- f Aperture f/1.8
- ISO Speed 80
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