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Large Unknown Spirifer


mikeymig

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I found this large brachiopod recently here in NY. Its from the Middle Devonian and the size is 2" x 1.8" x .5". It was found on the top of a highly fossiliferous limestone layer in the Windom shale. I have never found a spirifer that lacked a cardinal extremity or wing tips as we like to call them. I have collected this limestone layer in the past and have found very well preserved and complete trilobites, bryozoans, crinoids, and brachiopods. When I started to prep (took about 4 hours) this brachiopod , I expected to find the cardinal tips but was surprised to see that it didnt have any.

Hopefully someone has collected one of these before and can tell me what it is. It doesnt look like any Mediospiriferor or a Spinocyrtia that I have ever seen.

Thanks

mikey

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Many times I've wondered how much there is to know.  
led zeppelin

 

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Hey Mikey,

Maybe Concinnispirifer concinnus?

Check plate # 47 in Linsley's "Devonian Paleontology of New York".
Regards,

Edited by Fossildude19

    Tim    -  VETERAN SHALE SPLITTER

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It looks like it Tim but that species is from the Lower Devonian not the Middle Devonian.

mikey

Many times I've wondered how much there is to know.  
led zeppelin

 

MOTM.png.61350469b02f439fd4d5d77c2c69da85.png PaleoPartner.png.30c01982e09b0cc0b7d9d6a7a21f56c6.png IPFOTM.png IPFOTM2.png IPFOTM3.png IPFOTM4.png IPFOTM5.png

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My guess is Neospirifer sp.

"Absence of evidence is not evidence of absence"_ Carl Sagen

No trees were killed in this posting......however, many innocent electrons were diverted from where they originally intended to go.

" I think, therefore I collect fossils." _ Me

"When you have eliminated the impossible, whatever remains, however improbable, must be the truth."__S. Holmes

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It looks like it Tim but that species is from the Lower Devonian not the Middle Devonian.

mikey

Oops! Missed that, Mikey.

Maybe GerryK or Shamalama will weigh in.

Regards,

    Tim    -  VETERAN SHALE SPLITTER

   VFOTM.png.f1b09c78bf88298b009b0da14ef44cf0.png    VFOTM  --- APRIL - 2015       MOTM.png.61350469b02f439fd4d5d77c2c69da85.png      PaleoPartner.png.30c01982e09b0cc0b7d9d6a7a21f56c6.png.a600039856933851eeea617ca3f2d15f.png     Postmaster1.jpg.900efa599049929531fa81981f028e24.jpg        IPFOTM -- MAY - 2024   IPFOTM5.png.fb4f2a268e315c58c5980ed865b39e1f.png

_________________________________________________________________________________
"In every walk with nature one receives far more than he seeks."

John Muir ~ ~ ~ ~   ><))))( *>  About Me      

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My guess is Neospirifer sp.

Mikey says it is from the Middle Devonian, and what I am finding is that Neospirifer (Although it looks similar to this item) ranged from the Carboniferous to the Permian.

Regards,

    Tim    -  VETERAN SHALE SPLITTER

   VFOTM.png.f1b09c78bf88298b009b0da14ef44cf0.png    VFOTM  --- APRIL - 2015       MOTM.png.61350469b02f439fd4d5d77c2c69da85.png      PaleoPartner.png.30c01982e09b0cc0b7d9d6a7a21f56c6.png.a600039856933851eeea617ca3f2d15f.png     Postmaster1.jpg.900efa599049929531fa81981f028e24.jpg        IPFOTM -- MAY - 2024   IPFOTM5.png.fb4f2a268e315c58c5980ed865b39e1f.png

_________________________________________________________________________________
"In every walk with nature one receives far more than he seeks."

John Muir ~ ~ ~ ~   ><))))( *>  About Me      

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Mike

What you have is a very rare Eosyringothyris. It has never been reported from New York. It is common in the Midwest. I can tell it is a Eosyringothyris by the micro-ornament on the shell similar to "Spirifer" marcyi and the high triangular interarea which results in no cardinal tips. I have also found it in the Jaycox Shale, the Centerfield Limestone and in the Windom Shale. Google Eosyringothyris and look at the pictures and compare.

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THANK YOU GERRY!

You seem very confident on the ID. Now I'm going to add it to my Devonian Database, make a label, and put it in the display case.

mikey

Many times I've wondered how much there is to know.  
led zeppelin

 

MOTM.png.61350469b02f439fd4d5d77c2c69da85.png PaleoPartner.png.30c01982e09b0cc0b7d9d6a7a21f56c6.png IPFOTM.png IPFOTM2.png IPFOTM3.png IPFOTM4.png IPFOTM5.png

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Attached for comparison are the figures of Eosyringothyris described as a new genus by Stainbrook, 1943.

 

IMG1.jpg

 

Stainbrook, M.A. (1943)

Spiriferacea of the Cedar Valley limestone of Iowa.

Journal of Paleontology, 17(5):417-450

 

 

 

image.png.a84de26dad44fb03836a743755df237c.png

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Thanks Scott,

Mine looks prettier then all those pictured there. ;) Its fun to find something you have never found before and I did that twice in one day. I found this brach and the Hyolithes I posted earlier at the same locality and maybe 50 feet apart. Its shaping up to be a productive collecting season!

mikey

Many times I've wondered how much there is to know.  
led zeppelin

 

MOTM.png.61350469b02f439fd4d5d77c2c69da85.png PaleoPartner.png.30c01982e09b0cc0b7d9d6a7a21f56c6.png IPFOTM.png IPFOTM2.png IPFOTM3.png IPFOTM4.png IPFOTM5.png

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... Its fun to find something you have never found before and I did that twice in one day. I found this brach and the Hyolithes I posted earlier at the same locality and maybe 50 feet apart...

Maybe you should write that spot down...

"There has been an alarming increase in the number of things I know nothing about." - Ashleigh Ellwood Brilliant

“Try to learn something about everything and everything about something.” - Thomas Henry Huxley

>Paleontology is an evolving science.

>May your wonders never cease!

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Nice find Mikey! Looking at the illustration that Scott posted for Eosyringothyris I'm wondering if I found one too. It's a bit rougher looking than Mikey's.

post-1408-0-51302600-1403218172_thumb.jpgpost-1408-0-86189900-1403218173_thumb.jpgpost-1408-0-34289000-1403218175_thumb.jpgpost-1408-0-15355500-1403218176_thumb.jpgpost-1408-0-98507100-1403218176_thumb.jpgpost-1408-0-06524600-1403218178_thumb.jpg

From the lower Centerfield Formation in Fayette, NY.

-Dave

__________________________________________________

Geologists on the whole are inconsistent drivers. When a roadcut presents itself, they tend to lurch and weave. To them, the roadcut is a portal, a fragment of a regional story, a proscenium arch that leads their imaginations into the earth and through the surrounding terrain. - John McPhee

If I'm going to drive safely, I can't do geology. - John McPhee

Check out my Blog for more fossils I've found: http://viewsofthemahantango.blogspot.com/

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Nice find Mikey! Looking at the illustration that Scott posted for Eosyringothyris I'm wondering if I found one too. It's a bit rougher looking than Mikey's.

attachicon.gifIMG_0888.jpgattachicon.gifIMG_0889.jpgattachicon.gifIMG_0890.jpgattachicon.gifIMG_0891.jpgattachicon.gifIMG_0892.jpgattachicon.gifIMG_0894.jpg

From the lower Centerfield Formation in Fayette, NY.

Shamalama

Your brachiopod is an Eosyringothyris. When I stated that I found it in the Centerfield, they were specimens collected from Fayette. I have found it to be more common at Fayette than any other place in NY. Your specimen is one of the better Eosyringothyris I've seen from Fayette.

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Thanks Scott,

Mine looks prettier then all those pictured there. ;)

mikey

You're right! :1-SlapHands_zpsbb015b76:

Edited by Roadrunner
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Shamalama

Your brachiopod is an Eosyringothyris. When I stated that I found it in the Centerfield, they were specimens collected from Fayette. I have found it to be more common at Fayette than any other place in NY. Your specimen is one of the better Eosyringothyris I've seen from Fayette.

Awesome! Thanks Gerry! It's nice to have a name to what I found and hopefully I can get it cleaned up a little better.

-Dave

__________________________________________________

Geologists on the whole are inconsistent drivers. When a roadcut presents itself, they tend to lurch and weave. To them, the roadcut is a portal, a fragment of a regional story, a proscenium arch that leads their imaginations into the earth and through the surrounding terrain. - John McPhee

If I'm going to drive safely, I can't do geology. - John McPhee

Check out my Blog for more fossils I've found: http://viewsofthemahantango.blogspot.com/

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Awesome! Thanks Gerry! It's nice to have a name to what I found and hopefully I can get it cleaned up a little better.

It would be nice to see it cleaned. Take a close up picture of the micro-ornament so others can see it.

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