Structural Strengthening of Urchin Skeletons by Collagenous Sutural Ligaments

Authors:
  • OEOlaf Ellers
    Olaf Ellers
  • AJAmy S. Johnson
    Amy S. Johnson
  • PMPhilip E. Moberg
    Philip E. Moberg
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Abstract
Sea urchin skeletons are strengthened by flexible collagenous ligaments that bind together rigid calcite plates at sutures. Whole skeletons without ligaments (r...