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Standing the Tests of Time

January 01, 2007 by Gary Brand

Walk patiently along a few ocean beaches in the Bay Area, and you just might find objects of stunning beauty that also provide clues to a lost world, fossil sand dollars that are as much as 2 million years old. These fossils, not shells but skeletons called tests, show up only near Daly City and Point Reyes, so it’s a privilege to find intact specimens that have survived the rigors of the coast for many centuries.

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The West Coast’s Living Sand Dollars

January 01, 2007 by Jessica Taekman

There’s a lot more to the western sand dollar (Dendraster excentricus) than meets the eye. Most people who spend any

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