This website accompanies the study:

Global priorities for conserving the evolutionary history of sharks, rays, and chimaeras R.W. Stein, C.G. Mull, T.S. Kuhn, N.C. Aschliman, L.N.K. Davidson, J.B. Joy, G.J. Smith, N.K. Dulvy, A.O. Mooers Nature Ecolgy and Evolution, 2

Find the paper here: 10.1038/s41559-017-0448-4

Read more about it here: ‘Behind the Paper’