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Deep Time

Deep Time

Glyptorthis, one of the species of brachiopods studied. Image: David Wright.

What the Brachiopods from Cincinnati Say About Tectonic Shift

To read the geologic record — such as that exposed in cliffs near Cincinnati — Dr. Alycia Stigall and David Wright '12MS, a geology alum, developed a novel approach to understand the relationship between the geologic change (mountain building) and the biotic change (the biodiversity shift). They looked at the evolutionary shift in the articulated brachiopod species in North America. Read more.

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