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Shark, Ray And Fish Micro Fossils From Gainesville, Fl.


old bones

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I finally finished sorting and photographing my Rattlesnake Creek , Florida matrix finds. This matrix contains Miocene - Pleistocene fossils and some Eocene. Thank you Sacha for sending me this matrix. There were a lot of good finds and I had a hard time deciding which to show here.

I don't have IDs for everything, and some I do might be wrong, so please feel free to correct me. I am here to learn. :)

I found numerous ray teeth. Here is some of the ray material;

Dasyatis post-13648-0-52247100-1396814850_thumb.jpg

Rhynchobatus post-13648-0-04781200-1396814904_thumb.jpg

male Dasyatis post-13648-0-93613600-1396815021_thumb.jpg

stingray spines post-13648-0-71750900-1396815068_thumb.jpg

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I also found a great number of ray pavement teeth.

Aetobatus post-13648-0-94055600-1396815254_thumb.jpg

I'm not sure of all of these. 1 post-13648-0-64192800-1396815308_thumb.jpg 2 post-13648-0-82802300-1396815388_thumb.jpg

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I found many different kinds of fish teeth.

Sphyraena post-13648-0-70307200-1396815606_thumb.jpg

Lagodon post-13648-0-13816500-1396815642_thumb.jpg

Sheepshead type fish post-13648-0-92595800-1396815689_thumb.jpg

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other fish teeth post-13648-0-75413300-1396815808_thumb.jpg




drum teeth post-13648-0-34310300-1396815843_thumb.jpg




mouth plates post-13648-0-42309700-1396815878_thumb.jpg



and some 'scales' I think post-13648-0-48691900-1396815913_thumb.jpg



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I always like finding dermal elements.

post-13648-0-94544700-1396816022_thumb.jpg post-13648-0-41035500-1396816047_thumb.jpg

The first picture is four views of the same thing. I really like the longish one in the second photo.

fish spines (I think) post-13648-0-67128500-1396816191_thumb.jpg

bones post-13648-0-57169600-1396816229_thumb.jpg

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These look like turtle to me. the back sides have bone attached. post-13648-0-79447200-1396816397_thumb.jpg

mostly verts post-13648-0-29075900-1396816431_thumb.jpg

There is so much crab material in that creek!

post-13648-0-81376400-1396816497_thumb.jpg

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And some teeth that look mammal including what looks like an incisor from a muskrat. Two views of each.

post-13648-0-73600300-1396816668_thumb.jpg

And I found some baby sand dollars and what looks like a sea biscuit.

post-13648-0-63774000-1396816745_thumb.jpg

and then the shark teeth

Hemipristis post-13648-0-50427700-1396816810_thumb.jpg

Thanks to MarcoSr, I have confirmation that these are Ginglymostoma.

post-13648-0-90151600-1396816863_thumb.jpg

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Edited by old bones
 
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Thanks to MarcoSr, I have confirmation that this one is Ginglymostoma.

post-13648-0-40137100-1396816992_thumb.jpg

All the rest of the shark teeth I didn't feel at all confident about IDs.

1 post-13648-0-79634700-1396817060_thumb.jpg

2 post-13648-0-39354600-1396817105_thumb.jpg

3 post-13648-0-59388200-1396817143_thumb.jpg

That's the last of them. Thanks for looking. :)

Edited by old bones
 
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Nice photos. What do you use to take these pictures?

Thanks AlDente. I use an old Sony Cybershot on a stand that keeps it steady. I had too much light from the one direction this time, hence the strong shadow.

 
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Way to go!!! Nice finds and looks like wonderful material! :D

Thanks Lissa. It was great fun. Took ages to catalog. I got too far ahead with finds and didn't keep up with photos ! Just could not stop hunting . Lol :)

 
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Wow!! Nice finds! I can't wait to hunt my new batch from John!

~Charlie~

"There are those that look at things the way they are, and ask why.....i dream of things that never were, and ask why not?" ~RFK
->Get your Mosasaur print
->How to spot a fake Trilobite
->How to identify a CONCRETION from a DINOSAUR EGG

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That's great Julianna, a nice variety of stuff and terrific photos. I can see why the paperwork would fall behind the hunt for more!

Good luck on that next box from the Withlacoochee. It's very different and I haven't looked at more than a cup of it yet so I don't know what to expect.

What does your mom do with her finds? Do you photo them or just catalog them?

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Wow!! Nice finds! I can't wait to hunt my new batch from John!

Thanks! You will really enjoy this colourful matrix. I look forward to seeing your finds. :)

Fantastic array and great photography well done indeed.

Regards

Darren.

Thank you Darren :)

I should mention the fact that there were hundreds of shark teeth in this matrix. I just pulled out the ones that I thought looked different for photographing. I have a lot of trouble telling one shark tooth from another as yet.

 
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That's great Julianna, a nice variety of stuff and terrific photos. I can see why the paperwork would fall behind the hunt for more!

Good luck on that next box from the Withlacoochee. It's very different and I haven't looked at more than a cup of it yet so I don't know what to expect.

What does your mom do with her finds? Do you photo them or just catalog them?

Thanks John. I really appreciate you sending this matrix and I look forward to the next (rubbing my hands together) :)

My Mum catalogs her finds as I do. She takes photos of her finds each day and emails them to me for ID. I notate each photo and email it back to her. Sometimes, we look at something together on our Ipads. Photos work better tho. It is a lot of fun to share all this with her.

Julianna

 
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Julianna

Really nice specimens and great pictures. You are really getting very good with your ids. The one tooth is a Ginglymostoma. I believe the others are also Ginglymostoma versus Nebrius. I had originally thought that I had found some Nebrius in the Florida matrix. However from some research, I can only find two species of Ginglymostoma from Florida. The Ginglymostoma have a prominent central cusp and are more symmetrical than Nebrius. There is still some debate among experts on the morphology differences between Ginglymostoma and Nebrius.

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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Thank you Marco! And thanks to pointing me in the right direction on the ones I thought could be Nebrius. I will amend my post to reflect the correction. Your photos and IDs are the first place I go in attempting to ID my finds :)

 
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