By ThePhysicist
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Tyrannosauridae
Hell Creek Fm., Powder River Co., MT, USA
If Nanotyrannus is valid, then this is Nanotyrannus. Note that the serrations wrap around the tip ("apex") of the tooth as is common in unworn Tyrannosaurs.
Photo Information for Tyrannosaur tooth tip
Taken with Apple iPhone SE (1st generation)
- 4.2 mm
- 1/120
- f f/2.2
- ISO 40
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