Published on 12. August 2016 Eye lens radiocarbon reveals centuries of longevity in the Greenland shark (Somniosus microcephalus) Julius Nielsen, Rasmus B. Hedeholm, Jan Heinemeier, Peter G. Bushnell, Jørgen S. Christiansen, Jesper Olsen, Christopher Bronk Ramsey, Richard W. Brill, Malene Simon, Kirstine F. Steffensen, John F. Steffensen ABSTRACT: The Greenland shark (Somniosus microcephalus), an iconic