Bob Saunders Posted January 1, 2021 Share Posted January 1, 2021 Unknown possibly collected in the 1960's. Looks crinoid related. M. Odovician Verulam Fm. Gamebridge, ON Canada 4 cm w x 4 cm Link to comment Share on other sites More sharing options...
val horn Posted January 2, 2021 Share Posted January 2, 2021 ? Trace fossils ? Link to comment Share on other sites More sharing options...
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