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You are browsing the archive for 2011 August 02.

2 August 2011

Receptaculid at Medicine Wheel

On the way to visit the Bighorn Medicine Wheel, in a road-bottom outcrop of the Bighorn Dolomite (Ordovician), Callan finds a lovely receptaculid fossil (colloquially known as a “sunflower coral,” though it’s not a coral at all).

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