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Help! Eocene Castle Hayne Formation Sharktooth


sixgill pete

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Need some help on this tooth. I have not seen any tooth of this type before from an Eocene exposure here in North Carolina. It is from a local privately owned pit. Likely an offshore deposit, not nearshore. Very few inverts found here, lots of deepwater shark species like Hexanchus, Otodus among others. 

I am looking for Genus and species, if possible, in your thoughts.

 

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  • Enjoyed 3

Bulldozers and dirt Bulldozers and dirt
behind the trailer, my desert
Them red clay piles are heaven on earth
I get my rocks off, bulldozers and dirt

Patterson Hood; Drive-By Truckers

 

image.png.0c956e87cee523facebb6947cb34e842.png May 2016  MOTM.png.61350469b02f439fd4d5d77c2c69da85.png.a47e14d65deb3f8b242019b3a81d8160.png.b42a25e3438348310ba19ce6852f50c1.png May 2012 IPFOTM5.png.fb4f2a268e315c58c5980ed865b39e1f.png.1721b8912c45105152ac70b0ae8303c3.png.2b6263683ee32421d97e7fa481bd418a.pngAug 2013, May 2016, Apr 2020 VFOTM.png.f1b09c78bf88298b009b0da14ef44cf0.png.af5065d0585e85f4accd8b291bf0cc2e.png.72a83362710033c9bdc8510be7454b66.png.9171036128e7f95de57b6a0f03c491da.png Oct 2022

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Cool looking tooth Don! I will be waiting to see what others say.:popcorn:

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1 hour ago, dries85 said:

My guess would be Parotodus sp.

 

Screenshot_2024-09-16-22-15-27-64_40deb401b9ffe8e1df2f1cc5ba480b12.thumb.jpg.f1a9591fd5194702f6b17476e5435d19.jpg

 

Dries

Interesting.  a genus I did not consider as I have never heard of an Eocene species from North Carolina.

@Al Dente @MarcoSr @siteseer

Bulldozers and dirt Bulldozers and dirt
behind the trailer, my desert
Them red clay piles are heaven on earth
I get my rocks off, bulldozers and dirt

Patterson Hood; Drive-By Truckers

 

image.png.0c956e87cee523facebb6947cb34e842.png May 2016  MOTM.png.61350469b02f439fd4d5d77c2c69da85.png.a47e14d65deb3f8b242019b3a81d8160.png.b42a25e3438348310ba19ce6852f50c1.png May 2012 IPFOTM5.png.fb4f2a268e315c58c5980ed865b39e1f.png.1721b8912c45105152ac70b0ae8303c3.png.2b6263683ee32421d97e7fa481bd418a.pngAug 2013, May 2016, Apr 2020 VFOTM.png.f1b09c78bf88298b009b0da14ef44cf0.png.af5065d0585e85f4accd8b291bf0cc2e.png.72a83362710033c9bdc8510be7454b66.png.9171036128e7f95de57b6a0f03c491da.png Oct 2022

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Don

 

How big is this tooth?  I've collected extensively in the Eocene of both Maryland and Virginia for over 50 years and have not found a single tooth that I thought might be a Parotodus tooth.  That being said, the features of this tooth seam to compare favorably to the Eocene Parotodus teeth that I have from Belgium and Morocco, especially the root and cusplets.  However, the Eocene Parotodus teeth that I have are all small, under 1 inch.

 

Marco Sr.

 

 

"Any day that you can fossil hunt is a great day."

My family fossil website     Some Of My Shark, Ray, Fish And Other Micros     My Extant Shark Jaw Collection

image.png.9a941d70fb26446297dbc9dae7bae7ed.png image.png.41c8380882dac648c6131b5bc1377249.png

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@MarcoSr I just realized I did not include the size, this tooth is 36mm (1.41 inch)

Bulldozers and dirt Bulldozers and dirt
behind the trailer, my desert
Them red clay piles are heaven on earth
I get my rocks off, bulldozers and dirt

Patterson Hood; Drive-By Truckers

 

image.png.0c956e87cee523facebb6947cb34e842.png May 2016  MOTM.png.61350469b02f439fd4d5d77c2c69da85.png.a47e14d65deb3f8b242019b3a81d8160.png.b42a25e3438348310ba19ce6852f50c1.png May 2012 IPFOTM5.png.fb4f2a268e315c58c5980ed865b39e1f.png.1721b8912c45105152ac70b0ae8303c3.png.2b6263683ee32421d97e7fa481bd418a.pngAug 2013, May 2016, Apr 2020 VFOTM.png.f1b09c78bf88298b009b0da14ef44cf0.png.af5065d0585e85f4accd8b291bf0cc2e.png.72a83362710033c9bdc8510be7454b66.png.9171036128e7f95de57b6a0f03c491da.png Oct 2022

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@MarcoSr I have never seen a tooth like this in all my years collecting the N.C. Eocene. All of the literature I have searched, I also cannot find anything close from NC, SC, Va or Alabama. @Al Dente has looked at pics and is familiar with the site and Jaekelotodus was the closest he could guess, but the cusps are absolutely wrong for that.

Edited by sixgill pete

Bulldozers and dirt Bulldozers and dirt
behind the trailer, my desert
Them red clay piles are heaven on earth
I get my rocks off, bulldozers and dirt

Patterson Hood; Drive-By Truckers

 

image.png.0c956e87cee523facebb6947cb34e842.png May 2016  MOTM.png.61350469b02f439fd4d5d77c2c69da85.png.a47e14d65deb3f8b242019b3a81d8160.png.b42a25e3438348310ba19ce6852f50c1.png May 2012 IPFOTM5.png.fb4f2a268e315c58c5980ed865b39e1f.png.1721b8912c45105152ac70b0ae8303c3.png.2b6263683ee32421d97e7fa481bd418a.pngAug 2013, May 2016, Apr 2020 VFOTM.png.f1b09c78bf88298b009b0da14ef44cf0.png.af5065d0585e85f4accd8b291bf0cc2e.png.72a83362710033c9bdc8510be7454b66.png.9171036128e7f95de57b6a0f03c491da.png Oct 2022

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8 minutes ago, sixgill pete said:

@MarcoSr I just realized I did not include the size, this tooth is 36mm (1.41 inch)

 

That size is bigger than the Eocene Parotodus that I have and the ones that I have seen.  If an Eocene Parotodus, I think it would be max size.

 

Marco Sr.

"Any day that you can fossil hunt is a great day."

My family fossil website     Some Of My Shark, Ray, Fish And Other Micros     My Extant Shark Jaw Collection

image.png.9a941d70fb26446297dbc9dae7bae7ed.png image.png.41c8380882dac648c6131b5bc1377249.png

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7 minutes ago, sixgill pete said:

@MarcoSr I have never seen a tooth like this in all my years collecting the N.C. Eocene. All of the literature I have searched, I also cannot find anything close from NC, SC, Va or Alabama

 

Don

 

Whatever species it is, it is a beautiful, rare tooth from the United States.

 

Marco Sr.

  • I Agree 2

"Any day that you can fossil hunt is a great day."

My family fossil website     Some Of My Shark, Ray, Fish And Other Micros     My Extant Shark Jaw Collection

image.png.9a941d70fb26446297dbc9dae7bae7ed.png image.png.41c8380882dac648c6131b5bc1377249.png

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I think the size, cusps and root lobes are wrong for an Eocene Parotodus. Here are two species from this publication- The Review of the Extinct Genus Parotodus by Jean-Marie Canevet.

 

 

parotodus 2 priabonian.jpg

parotodus1 bartonian.jpg

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