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Section of ichthyosaur vertebrae and ribs (34/37) Gallery / Next>

Section of ichthyosaur vertebrae and ribs in pyrite nodule. Seatown, Dorset, UK (190 myr). Trabecular bone structure is particularly well preserved in ribs.

Section of ichthyosaur vertebrae and ribs

© Tim Arnett, University College London (t.arnett@ucl.ac.uk)