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by Stratigraphy.net
New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..

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ROCK BUFFET: THE CURIOUS CASE OF GASTROLITHS

Gastrolith from Traskasaura sandraeThere’s a fine line between “swallowed by accident” and “intentional meal plan,” and few fossils illustrate that better than the humble gastrolith—literally, a “stomach stone.”Our story begins, fittingly, in the belly of a marine reptile from Vancouver Island’s Trent River—a local who took the phrase “gut of stone” rather literally. This polished pebble

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