Auxiliary material for this article contains an additional map supplementing Figure 3, to show the spatial extent and distribution of the graben within the ghost crater.

Auxiliary material files may require downloading to a local drive depending on platform, browser, configuration, and size. To open auxiliary materials in a browser, click on the label. To download, Right-click and select “Save Target As…” (PC) or CTRL-click and select “Download Link to Disk” (Mac).

Additional file information is provided in the readme.txt.

jgre3076-sup-0001-readme.txtplain text document0Kreadme.txt
jgre3076-sup-0002-fs01.jpgJPEG image4717KFigure S1. Fractures in smooth plains that partially fill a 200 km-diameter basin.

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