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Ammonites went out with a diverse bang—and not a long, slow fizzle—in the Late Cretaceous - EurekAlert
A new study published in the journal Nature Communications led by paleontologists at the University of Bristol along with a team of international researchers, including Dr. Austin Hendy, Curator of Invertebrate Paleontology at the Natural History Museum of Los Angeles County, finds that instead of fizzling out ahead of their extinction, ammonoids were still going strong across the globe in the Late Cretaceous. Made possible by museum collections, the new study compared their diversity across the globe just prior to extinction, unearthing the complex evolutionary history of their final chapter for the first time.
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