Decay of vertebrate characters in hagfish and lamprey (Cyclostomata) and the implications for the vertebrate fossil record by Robert S. Sansom and others Created 2026-10-20 Updated 2026-10-31
Non-random decay of chordate characters causes bias in fossil interpretation by Robert S. Sansom and others Created 2026-10-20 Updated 2026-10-31
By Robert S. Sansom and collaborators. Nature 463, 797–800.