GIS shape files of realm maps CostelloMark 2017 These files are to aid use the maps in a Geographical Information System that were published in this paper:<div><p>Costello MJ, Tsai P, Wong PS, Cheung A, Basher Z., Chaudhary C. 2017. Marine biogeographic realms and species endemicity. <i>Nature Communications</i> 8 (1057). </p><p><a href="https://www.nature.com/articles/s41467-017-01121-2">https://www.nature.com/articles/s41467-017-01121-2</a><br></p><p> </p></div>