Petrified Logs From The Upper Cretaceous Moreno Formation, California

Petrified angiosperm logs from the upper Cretaceous section of the upper Cretaceous to Paleocene Moreno Formation on display at the University California Museum of Paleontology in Berkeley. From a locality near the western edge of California's Great Central Valley. Photograph courtesy BrianSphere, from his Wikipedia Commons page; photograph taken on April 18, 2009.

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