Phylogenomic analyses of echinoid diversification prompt a re-evaluation of their fossil record
N. Mongiardino Koch, J. R. Thompson, A. S. Hatch, M. F. McCowin, F. Armstrong, S. E. Coppard, F. Aguilera, O. Bronstein, A. Kroh, R. Mooi, G. W. Rouse
This study uses phylogenomic data to revise the evolutionary history of echinoids, revealing their origin in the Permian and a Cretaceous origin for sand dollars, conflicting with their fossil record.
bioRxiv · Jul 19, 2021Evolutionary Biology