Synovial joints were present in the common ancestor of jawed fish but lacking in jawless fish

• Neelima Sharma,

  Roles Conceptualization, Data curation, Investigation, Methodology, Project administration, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Organismal Biology and Anatomy, The University of Chicago, Chicago, Illinois, United States of America

  https://orcid.org/0000-0002-1631-5918

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• Yara Haridy,

  Roles Data curation, Visualization, Writing – review & editing

  Affiliation Department of Organismal Biology and Anatomy, The University of Chicago, Chicago, Illinois, United States of America

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• Neil Shubin

  Roles Conceptualization, Funding acquisition, Project administration, Resources, Supervision, Visualization, Writing – review & editing

  * E-mail: nshubin@uchicago.edu

  Affiliation Department of Organismal Biology and Anatomy, The University of Chicago, Chicago, Illinois, United States of America

  https://orcid.org/0000-0002-7424-0475

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