Crinoids
Crinoid Macrocrinus mundulus
Mississippian
Edwardsville Formation
Crawfordsville, Indiana
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Crinoid Cyathocrinites multibrachiatus
Mississippian
Edwardsville Formation
Crawfordsville, Indiana
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Crinoid Uperocrinus pyriformis (Eucladocrinus)
Mississippian
U. Burlington Formation
Marion County, Missouri
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Crinoid Dizygocrinus biturbinatus camptocrinus sp.
Mississippian
Warsaw Formation
Adams County, Illinois
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Crinoid Scytalocrinus decadactylus
Lower Mississippian
Crawfordsville, Indiana
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Crinoid Rhodocrinus douglassi
Gilmore City, Iowa
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Crinoids Saccosomopsis insperatus and Onychocrinus ulrichi
Mississippian
Edwardsville Formation
Crawfordsville, Indiana
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Crinoid Scyphocrinites elegans
Silurian
Morroco Crinoid Beds
North Africa
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Crinoid Eucalyptocrinus crassus
Waldron Shale Formation
Morroco Crinoid Beds
St. Paul, Indiana
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