Waldron Shale fossils on display at the Indiana State Museum (ISM). First is the index fossil of the Waldron Shale, the
Eucalyptocrinites crassus crinoid calyx.
The next crinoid cup fossil appears to be an
Eucalyptocrinites elrodi.
This third image shows the fragment of the crinoid calyx with arms of
Eucalyptocrinites crassus.
The fourth image shows unidentified crinoid arm.
Last image of the holdfast of an
Eucalyptocrinus crinoid.
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