Comparison of Mediterranean Pteropod Shell Biometrics and Ultrastructure from Historical (1910 and 1921) and Present Day (2012) Samples Provides Baseline for Monitoring Effects of Global Change

• Ella L. Howes ,

  Contributed equally to this work with: Ella L. Howes, Robert A. Eagle

  * E-mail: ella.l.howes@gmail.com (ELH); robeagle@g.ucla.edu (RAE)

  Affiliations Sorbonne Universités, UPMC Univ Paris 06, CNRS-INSU, Laboratoire d'Océanographie de Villefranche, 181 chemin du Lazaret, Villefranche-sur-mer, France, Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung, Bremerhaven, Germany

  http://orcid.org/0000-0002-4303-2761

  ⨯
• Robert A. Eagle ,

  Contributed equally to this work with: Ella L. Howes, Robert A. Eagle

  * E-mail: ella.l.howes@gmail.com (ELH); robeagle@g.ucla.edu (RAE)

  Affiliations Université de Brest—UMR 6539 CNRS/UBO/IRD/Ifremer, Laboratoire des sciences de l’environnement marin—IUEM—Rue Dumont D'Urville–Plouzané, France, Department of Atmospheric and Oceanic Sciences, Institute of the Environment and Sustainability, University of California, Los Angeles, CA, United States of America

  ⨯
• Jean-Pierre Gattuso,

  Affiliations Sorbonne Universités, UPMC Univ Paris 06, CNRS-INSU, Laboratoire d'Océanographie de Villefranche, 181 chemin du Lazaret, Villefranche-sur-mer, France, Institute for Sustainable Development and International Relations, Sciences Po, 27 rue Saint Guillaume, Paris, France

  ⨯
• Jelle Bijma

  Affiliation Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung, Bremerhaven, Germany

  ⨯