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Help With Id Of Small Fish Teeth And Possible Basking Shark Tooth


fossilover

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All of these teeth have been pulled from reject material taken from the PCS Mine in Aurora, NC. In one of the pictures are a bunch of slender, pointy fish(?) teeth that I keep finding in my micro material. These teeth range anywhere from just a few mm long to about 10 mm. I cannot find anything remotely close to a close match. I have even searched the elasmo site with no luck.

The other tooth was found in the same material. At first I thought it was whale shark, but upon comparing them to this tooth the profile just looks too different. I think I got a positive ID when I searched the elasmo site once again and reviewed pics of a basking shark tooth. I have never actually found one or seen one in person, so I guess I'm just looking for confirmation on this one. Any ideas?

post-1320-0-42053500-1368850673_thumb.jpgpost-1320-0-65443700-1368850704_thumb.jpg

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In case you missed my reply on FB try looking at some pictures of Enchodus teeth for comparison.

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Your "basking shark" tooth is probably a lower symphyseal Hemipristis tooth. I think it will be difficult to positively identify your fish teeth. Long slender spikey teeth are a common shape for fish. If you do a Google image search for "fish teeth" you will see that many modern fish have teeth like this.

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The fish teeth are very common in that stuff. I think the shark tooth is a whale shark.

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Agreed, symphyseal tooth of something else was my first thought; you're probably right about Hemipristis.

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Like Rick said, those fish teeth are very very common in Lee Creek material. I have tried to ID them, even had the guys from the Smithsonian at the festival look at them, and the best I can get is fish teeth.

The other tooth, I believe is a lower hemi parasymphyseal, an uncommon but not rare tooth from there. Basking shark teeth from Lee Creek are extremely rare. I have found one in years of searching material from there and have only seen a couple of others. Here is a link to the post where it was ID to compare yours to.

http://www.thefossilforum.com/index.php?/topic/26027-cetorhinus-sp/?hl=cetorhinus

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Thank you for the help everyone. Bob, I did check into that, but I think the fish teeth are too small and thin to be enchodus. I have never found any teeth larger than the ones pictured. When I am able to get back to Aurora I will definitely be taking these with me to try and get closer to an ID.

I agree the singular tooth resembles a hemipristis parasymphyseal. This find is a first for me. Pretty cool!

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