Macro photograph of patterns in a piece of petrified wood (Woodworthia species) from the Chinle Formation in Arizona; approx....

Fossilized Woodworthia

Arizona

Macro photograph of patterns in a piece of petrified wood (Woodworthia species) from the Chinle Formation in Arizona; approx. 225 million years old

Image #3518. Photo © copyright by Mark Windom.

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