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Cetorhinus Sp. ?


sixgill pete

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I found this tooth in some Lee Creek matrix last night. From searching through some books and the web, I believe it to be Cetorhinus sp. I know it is a very rare tooth from Lee Creek, but they are known from the Pungo River formation. I would love your opinions on this. The tooth is 4mm long measuring diagonally from top of root to tip of tooth.

My Tooth:

post-4130-0-49644100-1323884469_thumb.jpg

here is a link to the page on Elasmo.com that I believe shows my tooth:

http://www.elasmo.co...ics/bh-ceto.jpg

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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Pete, I'm not sure if you have a Cetorhinus or Rhincodon (Whale shark) with a worn root. My suggestion would be to compare it to other whale shark teeth (assuming you have some) and compare features.

Daryl.

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That is a Cetorhinus maximus tooth for sure - most of them have a teardrop shaped crown, while Rhincodon tends to have a little more of a cutting edge running down the heels of the crown. Nice find. Bobby

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That is a Cetorhinus maximus tooth for sure - most of them have a teardrop shaped crown, while Rhincodon tends to have a little more of a cutting edge running down the heels of the crown. Nice find. Bobby

Thanks Bobby, I was sure that is what it was, but I was looking for confirmation.

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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Pete, I'm not sure if you have a Cetorhinus or Rhincodon (Whale shark) with a worn root. My suggestion would be to compare it to other whale shark teeth (assuming you have some) and compare features.

Daryl.

Daryl, if you look close this tooth only very faintly resembles whale shark. Whale shark teeth are more compressed. Here are some of my whale shark teeth:

post-4130-0-73480000-1323896335_thumb.jpg

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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Thanks Rick.

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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Congratulations on the rare find. I have seen a few gill rakers but I've never seen a convincing tooth of Cetorhinus from Lee Creek before. Yours compares well with material found in Belgium. The photo of a Cetorhinus tooth that is on elasmo is pretty fuzzy and the one Purdy illustrated on Lee Creek volume 3 isn't much better. Here's a photo I found on the web of a pair from Belgium. It is from this site: http://english.fossi...Haaien&pagina=6

Edited by Al Dente
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Awesome Pete. Now that we know for sure that's what it is, it gives me hope that I have one in one of the many 5-gallon buckets of spoil pile material waiting for me to search through!

Daryl.

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