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Pennsylvanian Age Texas


Roz

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Amazing find!!! Now I have something else to add to my list of "fossils I need for my collection"

Thank you! I know what you mean about the list.. I have one too.. :)

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If you have 'Pennsylvanian Fossils of N. Texas', check out pages 122, 123,

and 124.. Never would have I even picked some of those up even to look at...

except one of them on 124 (lower left)

Pennsylvanian Fossils of North Texas

124 (lower left)

post-6417-0-96282500-1316609519_thumb.jpg

"Occurrence: Rare. A few specimens have been recovered from the Wolf Mountain Shale

at Lake Bridgeport (Missourian Stage) and the Finis Shale at the Lost Creek

Reservoir Spillway (basel Virgilian Stage). However, these small skulls are easily

overlooked and may be much more abundant than the current quantity indicates."

Edited to include the text appearing above the image

Edited by Indy

Flash from the Past (Show Us Your Fossils)
MAPS Fossil Show

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Pennsylvanian Fossils of North Texas

124 (lower left)

post-6417-0-96282500-1316609519_thumb.jpg

Thanks for posting that for those that don't have the book... Thumbs%20Up.gif

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Roz... Heres a link rather than type it all out and it corresponds to a stage in the upper carboniferous roughly the european equivalent age of your find...

>link<

The fish is about 50 mm long so just a tiddler...although there were some huge individual scales found at the same site from other species...

Im having link problems lol...what Im linking isnt what ends up on the thread... Maybe google it lol...

Edited by Auspex

Cheers Steve... And Welcome if your a New Member... :)

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this fossil could easily be a headline news story

who would you take it to first? the local news station, a museum, or the newspapers?

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Roz... Heres a link rather than type it all out and it corresponds to a stage in the upper carboniferous roughly the european equivalent age of your find...

>link<

The fish is about 50 mm long so just a tiddler...although there were some huge individual scales found at the same site from other species...

Im having link problems lol...what Im linking isnt what ends up on the thread... Maybe google it lol...

Thanks for the link.. I wish that the same ages worldwide would have a universal name.. It would

make things a whole lot easier.. :)

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this fossil could easily be a headline news story

who would you take it to first? the local news station, a museum, or the newspapers?

I am not sure but I think there have probably many of those found around here...

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I know it's been said already, but just want to say what an awesome specimen, it blew my mind! :wub:

Thank you.. It blew my mind too! :D

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  • 1 month later...

We've found a few of these in phosphatic nodules from the Muncie Creek Shale (also Pennsylvanian) in the Kansas City area.

We used to call them 'Kansasiella'.

After a bit of googling, I found this:

http://www.bioone.or...ournalCode=vrpa

See the illustrations at the bottom, especially figure 21-B.

Apparently, it is now called 'Lawrenciella'.

Edited by Missourian

Context is critical.

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Thank you, Missourian.. That is a good paper..

Would you happen to have any images of yours? I am

so very curious to see others ....

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Overall, I have four specimens.

Specimen 1:

post-6808-0-61600300-1320569000_thumb.jpg

Edited by Missourian

Context is critical.

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Wonderful!! Thank you so very much!!! It has been so hard to find pics

online.. I love examining them.. Were yours found like that

already open too ?

The conditions must have been just right

for them to make endocasts like that.. I

hope you return there to hunt...

I forgot to ask you something I wanted to know..

Did you know what they were when you found them?

I saw on your introduction that you like sponges..

There are so many on here.. I think sponges are

intriguing..

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Wonderful!! Thank you so very much!!! It has been so hard to find pics

online.. I love examining them.. Were yours found like that

already open too ?

The nodules we collected were closed. We would pick them from the shale or pry them from the top of the underlying limestone. Occasionally, we'd find them in the grass below. When we got home, we'd just (carefully) pop them open with a hammer. Most of them were empty, but occasionally we'd find scale-filled coprolites, fish bones, spines and teeth, shrimp tails (and a whole shrimp every few thousand nodules), ammonoids, conularids, and others I can't think of right now.

Come to think of it, because you found the Lawrenciella nodule right off the bat, it would be worth checking upstream. If anything, you can pin down the stratigraphic position of the layer. I'm not sure about Texas, but here, the black shales (i.e. 'core shales') tend to be persistent and are sandwiched between a thin limestone and a thick limestone ('transgressive' and 'regressive limestone' of a cyclothem). Strata descriptions in the publications often mention the presence of phosphatic nodules.

And you don't have to consider the additional complication of the nodule coming from glacial drift as we do....

The conditions must have been just right

for them to make endocasts like that.. I

hope you return there to hunt...

Perhaps. As far as I know, some of the stuff that looked like mush could have been poorly-preserved Lawrenciella.

I forgot to ask you something I wanted to know..

Did you know what they were when you found them?

Of course. As you know, the other collectors tend to find the good stuff first. I eventually found my own. :)

I saw on your introduction that you like sponges..

There are so many on here.. I think sponges are

intriguing..

Yes. One intriguing thing about sponges is that you don't often find them, but when you do, they are diverse and in huge numbers. One favorite spot has Heliospongia, Maeandrostia, Fissispongia (uncertain id. of tiny twig-like fragments), Coelocladia, Amblysiphonella, and Girtycoelia (rare).

Edited by Missourian

Context is critical.

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Well thank you, Scott! That a great pdf...

I had worked on naming the parts of mine but am still working on it..

I had a set back..

And thank you, Missourian for your responses..

The sponge sites in Texas have been very generous.. I found my prize

Heliospongia and lots of the Girtycoelia (the ones that look like connected beads I think)

I found a sponge that looked twig-like too but didn't know what it was..

Someone started a sponge thread on here if you want to add some of yours..

http://www.thefossilforum.com/index.php/topic/15748-show-us-your-sponges/

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And thank you, Missourian for your responses..

The sponge sites in Texas have been very generous.. I found my prize

Heliospongia.... Someone started a sponge thread on here if you want to add some of yours..

http://www.thefossil...s-your-sponges/

Your magnificent Heliospongia inspired me to try to collect clustered fragments and reassemble them. My first result is satisfying, but not quite as grand as yours. I will soon post photos of it and others.

Context is critical.

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Your magnificent Heliospongia inspired me to try to collect clustered fragments and reassemble them. My first result is satisfying, but not quite as grand as yours. I will soon post photos of it and others.

Thank you and hope you get yours posted soon!

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Rozzy i'll be posting some of my tx penn finds soon enough... mua ha ha!!!! i might need to flash some pics in front of you and lance to confirm some ids...yall won't be disappointed!

Grüße,

Daniel A. Wöhr aus Südtexas

"To the motivated go the spoils."

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Rozzy i'll be posting some of my tx penn finds soon enough... mua ha ha!!!! i might need to flash some pics in front of you and lance to confirm some ids...yall won't be disappointed!

Dang, I can tell you found some extra good stuff.. I am growing older by the minute so keep

that in mind and post them soon.... Now I am wondering what exactly you have found.. eat%20popcorn.gif

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