Crinoids - Mississippian Period - Oklahomacrinus alva - OK9

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Offered above is a matrix with an Oklahomacrinus alva, a Crinoid of the Mississippian Period found in the Chesterian Zone of the Bangor Limestone Formation (ca 325,000,000 yrs old) in northern Alabama. LarrysFossils will close all eBay auctions and sales circe April 1, 2018 and will reopen again circa November 2018. We now have six grandchildren to visit! Thanks for your support. This item takes up only about 15% of the space in the USPS Small Flat Rate box so you have room for more fossils without added postage if you take advantage of combined shipping.