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Shark teeth ID


magicalmrmerlin

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I have recently been given a number of shark teeth by a relative who used to collect. I would appreciate any help that members might be able to offer.   I will post 3 photos.

 

On the first photo am assuming the 4 on the left are Sand Tiger and the middle bottom 2 are Odotus? Unsure about the rest.

DSCF0522.JPG

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1 minute ago, magicalmrmerlin said:

Again I am assuming the 5 on the bottom are Odotus of some description. Unsure about the others.

 

Bottom five (5) teeth appear to be Otodus obliquus, probably from Morocco, based on color. 

 

Top Row - # 2, 3 & 4 from left appear to be some species of pre-megalodon. Need to know location and geologic formation to make a definitive ID. Tooth on top, right appears to me to be a worn Hemipristis serra.

 

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1 minute ago, magicalmrmerlin said:

The bottom 3 are fairly obviously 'meg', to my uneducated mind anyway , but what about the others?

 

 

The 2 teeth in the middle on top row look like Great Whites. Still, need to know location and geologic formations in the general area for definitive IDs on others.

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11 minutes ago, magicalmrmerlin said:

I have recently been given a number of shark teeth by a relative who used to collect. I would appreciate any help that members might be able to offer.   I will post 3 photos.

 

On the first photo am assuming the 4 on the left are Sand Tiger and the middle bottom 2 are Odotus? Unsure about the rest.

 

Your ID on the Sand Tigers and Otodus appears correct to me.

 

Top row - tooth #3, 4 & 5 and bottom right tooth appear to be some species of pre-megalodon. Still need to know general location and geology to make a definitive ID. 

 

I will say, the tooth on the top row, second from right (tooth #4) has very interesting morphology on its left side, at the top of the blade. Not sure I've seen a cusplet like that. @sixgill pete @ynot @Plax

Don't know much about history

Don't know much biology

Don't know much about science books.........

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13 minutes ago, magicalmrmerlin said:

The bottom 3 are fairly obviously 'meg', to my uneducated mind anyway , but what about the others?

DSCF0524.JPG

First one on the bottom row does not look like a meg to me, but the other two on the bottom row do look like megs. Definitely two great whites in the middle top row, maybe a chubutensis top right? 

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Thanks very much for your help SailingAlongToo. These teeth have been sitting in a box in a mixed box of fossils someone's garage for years, so it is virtually impossible to know exactly where they all came from. I am guessing the majority come from Morocco, other than the meg ones. I have others in my cabinet from the same person, so I might post some more photos here in due course.

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21 minutes ago, magicalmrmerlin said:

I have recently been given a number of shark teeth by a relative who used to collect. I would appreciate any help that members might be able to offer.   I will post 3 photos.

 

On the first photo am assuming the 4 on the left are Sand Tiger and the middle bottom 2 are Odotus? Unsure about the rest.

DSCF0522.JPG

Sand tiger ID looks right to me. Top row middle tooth looks like an angustidens or chubutensis to me, but I’m no professional 

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21 minutes ago, magicalmrmerlin said:

Again I am assuming the 5 on the bottom are Odotus of some description. Unsure about the others.

DSCF0523.JPG

Top row- angustidens or chub, followed by 3 auriculatus? Last tooth on the top row almost looks like a benedini, but those don’t have serrations and yours looks like it does. Wish I could be wore helpful :)

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36 minutes ago, magicalmrmerlin said:

I have recently been given a number of shark teeth by a relative who used to collect. I would appreciate any help that members might be able to offer.   I will post 3 photos.

 

On the first photo am assuming the 4 on the left are Sand Tiger and the middle bottom 2 are Odotus? Unsure about the rest.

DSCF0522.JPG

These are all from Morocco as stated before.  The three top right are Palaeocarcharodon orientalis some with missing or damaged cusps.

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Yes, nice Moroccan shark teeth from the phosphate deposits, probably from Khouribga. 

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Picture 1 

 

Row 1: sand tiger, sand tiger, paleocarcharodon orientalis, paleocarcharodon orientalis, paleocarcharodon orientalis

Row 2: sand tiger, sand tiger, otodus obliquus, otodus obliquus, ?

 

Picture 2

 

Row 1: c. chubutensis, c. chubutensis, c. angustidens, c. angustidens, hemipristis

Row 2: 5 x otodus obliquus (I think... ?)

 

Picture 3

 

Row 1: ?, great white, great white, great white

Row 2: angy or chub?, meg, meg

 

These are my best guesses. 

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14 hours ago, Praefectus said:

Picture 1 

 

Row 1: sand tiger, sand tiger, paleocarcharodon orientalis, paleocarcharodon orientalis, paleocarcharodon orientalis

Row 2: sand tiger, sand tiger, otodus obliquus, otodus obliquus, ?

 

Picture 2

 

Row 1: c. chubutensis, c. chubutensis, c. angustidens, c. angustidens, hemipristis

Row 2: 5 x otodus obliquus (I think... ?)

 

Picture 3

 

Row 1: ?, great white, great white, great white

Row 2: angy or chub?, meg, meg

 

These are my best guesses. 

 

16 hours ago, tatehntr said:

When in doubt just add @MarcoSr to the discussion 

 

I pretty much agree with the ids from Praefectus, although chubutensis versus angustidens could be debated and I would need closer individual pictures of the teeth labeled great white to be more confident of that id.

 

As a note to the poster, it really helps with the id process when you add numbers to your photos for each tooth when you post a large number of teeth for identification.  Also your lighting could have been better because of shadows and bright spots in your pictures.  Your lighting distorted the tooth colors and made some tooth features that are important for an exact id difficult to see.  Flash can add shadows and bright spots that hide important tooth features.  Strong natural lightning works well in most cases.  Luckily most of your teeth are pretty distinctive so the pictures were adequate to id most of them.

 

Marco Sr.

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On 11/27/2018 at 4:22 PM, magicalmrmerlin said:

I have recently been given a number of shark teeth by a relative who used to collect. I would appreciate any help that members might be able to offer.   I will post 3 photos.

 

On the first photo am assuming the 4 on the left are Sand Tiger and the middle bottom 2 are Odotus? Unsure about the rest.

DSCF0522.JPG

Sand tigers are correct. 2 middle bottom look like Otodus. Top 3 on the right look like Paleocarcharodon orientalis. Bottom right something in the meg lineage possibly. Need better pics of that one front and back.

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Well, @MarcoSr beat me to it.

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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Hi,

I read a lot of thing but on my opinion, to give the best identification for fossils, it is very important to give the site (or the country, or the town) and the the period + Age + formation.

If you are these informations I sure that it will be easy to help you.

 

 

     
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