Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Paleo subduction boundaries and location of the OJP of (a) 48 Ma, (b) 35 Ma, (c) 25 Ma and (d) 0 Ma by Seton et al.16 superimposed on P-wave velocity anomalies at depth of ~ 600 km. The GMT 5.4.553 was used to make this figure.