Quantifying the Extent of North American Mammal Extinction Relative to the Pre-Anthropogenic Baseline

• Marc A. Carrasco ,

  * E-mail: carrasco@berkeley.edu

  Affiliations Department of Integrative Biology, University of California, Berkeley, California, United States of America, Museum of Paleontology, University of California, Berkeley, California, United States of America

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• Anthony D. Barnosky,

  Affiliations Department of Integrative Biology, University of California, Berkeley, California, United States of America, Museum of Paleontology, University of California, Berkeley, California, United States of America, Museum of Vertebrate Zoology, University of California, Berkeley, California, United States of America

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• Russell W. Graham

  Affiliations Department of Geosciences, The Pennsylvania State University, University Park, Pennsylvania, United States of America, Earth and Mineral Sciences Museum, The Pennsylvania State University, University Park, Pennsylvania, United States of America

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