Mississipian Crinoid ID

[Nimravis]

I am looking to see if someone can ID this Mississippian Crinoid calyx that I acquired about 30 years ago. It was found in Anna, Illinois at a location that I have been told is no longer available. Any help would be appreciated.

 

Thanks

 

[Nimravis]

Here are two other Calyx from the same location.

 

[JohnBrewer]

Can't help but they're lovely especially the top one.

[Nimravis]

Thanks John,

 

Although it has been sitting in a box for years and I am not a crinoid collector, it is cool looking and very thin.

 

 

[abyssunder]

Nice crinoid crowns (calyces, arms, pinnules).
Could you please post a picture of the first specimen from the base of the calyx, the attachment point to the columnal ?

[Nimravis]

1 minute ago, abyssunder said:

Nice crinoid crowns (calyces, arms, pinnules).
Could you please post a picture of the first specimen from the base of the calyx, the attachment point to the columnal ?

Sure- I will take a pic and post in a couple minutes.

[Nimravis]

16 minutes ago, abyssunder said:

Nice crinoid crowns (calyces, arms, pinnules).
Could you please post a picture of the first specimen from the base of the calyx, the attachment point to the columnal ?

Per your request- The first pic is the attachment point.

[abyssunder]

Thanks for the update.
My guess would be Parulocrinus sp. https://www.google.com/search?q=parulocrinus&biw=1360&bih=612&tbm=isch&tbo=u&source=univ&sa=X&ved=0ahUKEwiOkN6ftqHPAhVFORoKHURUBYAQsAQIHg#imgrc=ppu5Xp01cAzz_M%3A

 

[Nimravis]

17 minutes ago, abyssunder said:

Thanks for the update.
My guess would be Parulocrinus sp. https://www.google.com/search?q=parulocrinus&biw=1360&bih=612&tbm=isch&tbo=u&source=univ&sa=X&ved=0ahUKEwiOkN6ftqHPAhVFORoKHURUBYAQsAQIHg#imgrc=ppu5Xp01cAzz_M%3A

 

Thanks Much- Looks like it to me.

[crinoid1]

This is a Phanocrinus formosus. Very common at Anna, but not with such a lovely anal tube as shown in the first picture.

 

-Gabe

[matt2396]

I think Gabe is correct

[doushantuo]

Strimple on this genus,as well as treatment of some other USA crinoids:

http://citeseerx.ist.psu.edu/viewdoc/download;jsessionid=A683881B308A247139D2EABEF42040C5?doi=10.1.1.631.4310&rep=rep1&type=pdf