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Large, Ornate Dorycrinus with Other Echinoderms
Stock Number  CCUSM85
EXTINCTIONS Choice

Name:   Dorycrinus unicornis, Others
Age:  Mississippian
Formation:  Burlington Formation
Location:  Ralls County, Missouri
Size:  Plate is 3.7 inches across
This specimen is not for sale
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Here is a very nice echinoderm plate from the Burlington Formation of Missouri. In the center of the slab is a fine example of Dorycrinus unicornis. This ornate crinoid has a large cup that is composed of many stellate plates. The tegmen has a multitude of small plates that are very protuberant - spiked, if you will! It is highly unusual to find this crinoid with the tegmen intact. There are also two other fossils, Uperocrinus longirostris (right) and Cryptoblastus melo, on the plate. The melon-shaped blastoid has thin ambulacra and granulose plates. All of the echinoderms are wonderfully 3-dimensional and exhibit excellent detail. The white color of the fossils contrasts nicely with the orangish-brown matrix. The echinoderms are well positioned on the rectangular block of limestone that contains many tiny crinoid fragments. This is a great specimen of this uncommon crinoid and other echinoderms.



This fossil was collected and obtained legally, and is also being sold legally.



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