First Evidence for a Massive Extinction Event Affecting Bees Close to the K-T Boundary

• Sandra M. Rehan ,

  * E-mail: sandra.rehan@gmail.com

  Affiliation Department of Biological Sciences, University of New Hampshire, Durham, New Hampshire, United States of America

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• Remko Leys,

  Affiliations School of Biological Sciences, Flinders University of South Australia, Adelaide, South Australia, Australia, Evolutionary Biology Unit, South Australia Museum, Adelaide, South Australia, Australia, School of Earth and Environmental Sciences, University of Adelaide, Adelaide, South Australia, Australia

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• Michael P. Schwarz

  Affiliation School of Biological Sciences, Flinders University of South Australia, Adelaide, South Australia, Australia

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