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Mike from North Queensland

Another Cretaceous Shark Tooth

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Mike from North Queensland

Here is another shark tooth that I have no clue about.

Found in Australian, Albian cretaceous deposit in the toolebuc formation near Richmond Queensland.

tooth is just under 7 mm long

thanks in advance for any input

Mike D

post-4980-0-25481500-1417075919_thumb.jpg

post-4980-0-77654200-1417075950_thumb.jpg

post-4980-0-57631800-1417075974_thumb.jpg

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MikaelS

It's probably simply a cusp with a bit of the root preserved of the common cardabiodontid. It's a low diversity selachian fauna in the Toolebuc so not much to chose from in that size range. The overlying Mackunda is significantly more diverse (well oxygenated bottom waters).

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