type of coral?

[eppingera]

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Found in Monroe county Missouri. It measures about 6" across and is limestone.

 

[eppingera]

I think I found it!

 

[foreverwinstoncup]

Great specimen. I've never seen one like it. My guess is it is a coral, but I have never come across one with the fingers sticking up. Sorry I couldn't be more help. Great find though.