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crinoids or cyclocystoids

Gen. et sp. indet.

By Gen. et sp. indet.
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Gen. et sp. indet. Regular Member

Gen. et sp. indet.

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Silurian (?) erratic boulder from Poland. Echinoderm ossicles. Cyclocystoids or crinoids (eucalyptocrinitid crown & arms?). Please help :)

aIMAG9343.thumb.jpg.85dff32e20f724443fbfaf8fbb67f63f.jpg

aIMAG9349.thumb.jpg.418d0efcacbf2af779c0810c67edd042.jpg

aIMAG9358.thumb.jpg.dcdfc93a5685ccb5d50e08a40069e3e5.jpg

aIMAG9360.thumb.jpg.7eb017a608ec9a4d8e389ef25f03ca45.jpg

aIMAG9362.thumb.jpg.31b51e88c778e916c4c371c7211ce9d0.jpg

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TqB Regular Member

TqB

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They look like normal ridged crinoid columnal articulating surfaces rather than arcs of separate cyclocystoid plates. 

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Tarquin

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Herb Regular Member

Herb

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looks like crinoid pieces and brachiopod parts to me

"Absence of evidence is not evidence of absence"_ Carl Sagen

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" I think, therefore I collect fossils." _ Me

"When you have eliminated the impossible, whatever remains, however improbable, must be the truth."__S. Holmes

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