Crommelin Crater #1
Jet Propulsion Laboratory https://www.jpl.nasa.gov/ March 13, 1998
Dunes in etch pits and troughs in Crommelin Crater in the Oxia Palus area. This 3.2 x 3.5 km image (frame 3001) is centered near 4.1 degrees north, 5.3 degrees west.
Figure caption from Science Magazine.