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An Echinoid


Roz

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All those great echs of MB's have me looking at my stuff.. :D

This is a Cretaceous echinoid that I found while in Arkansas.

I had to admit this, but someone had given me an ID last year,

and I did not write it down at the time, and now I cannot

remember what it is. I have been getting much better with

marking things now as I get an ID. I will no longer rely on

memory... :(

If someone recognizes it, it would be a great help..

post-13-1204311118_thumb.jpg

post-13-1204311139_thumb.jpg

Welcome to the forum!

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All those great echs of MB's have me looking at my stuff.. :D

This is a Cretaceous echinoid that I found while in Arkansas.

I had to admit this, but someone had given me an ID last year,

and I did not write it down at the time, and now I cannot

remember what it is. I have been getting much better with

marking things now as I get an ID. I will no longer rely on

memory... :(

If someone recognizes it, it would be a great help..

post-13-1204311118_thumb.jpg

post-13-1204311139_thumb.jpg

Hey Roz,

Like an Hemiaster type, I think

:unsure:

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It looks quite similar to Linthia (Desor, 1853) type,but aswell to Hemiaster.can you turn the first picture, so we can see it well?

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I looked that up and it sure looks like it..

Not positive though..

You guys agree?

Different views...hope that helps

post-13-1204327127_thumb.jpg

post-13-1204327147_thumb.jpg

Welcome to the forum!

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Roz:

The echinoid appears to be Linthia variabilis Slocum, probably from the Nacatoch Sand (Maastrichtian). Was this from the Ouachita River region? The species is found in Texas (Corsicana Fm), Arkansas (Saratoga Formation and Nacatoch Sand), Missississippi (Prairie Bluff Fm) and Alabama (Prairie Bluff Fm). Dan Woehr has some super specimens of this species from the Corsicana Fm.

Mike

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Hey Roz... That thing comes from the Drawer Formation in my Bedroom county and is called a button. HA!!!

RB

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Thanks so much for the ID. I have it marked now

and put away.

Hey RB, your wife told me she doesn't care for the

shirt of yours with those buttons, so no more,

go look in the Drawer Formation........ it is now

extinct! :D

Welcome to the forum!

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I'd cast my vote for L. varibilis as Mike suggested.

Grüße,

Daniel A. Wöhr aus Südtexas

"To the motivated go the spoils."

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Thanks, that is what I put on the ID, and the area was Nacatoch Sand.

It was in a small drainage area in Arkadelphia, Arkansas.

Welcome to the forum!

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