Protonilus Mensae is an area of Mars in the Ismenius Lacus quadrangle. It is centered on the coordinates of 43.86° N and 49.4° E. Its western and eastern longitudes are 37° E and 59.7° E. North and so
Tributary Glacier, in Protonilus Mensae as seen by HiRISE.
Wide view of dunes in Moreux Crater, as seen by HiRISE under HiWish program
Enlarged view of dunes on the bottom of the previous image, as seen by HiRISE under HiWish program
Close view of white spot among the dark dunes showing ripples and streaks
Deuteronilus Mensae is a region on Mars 937 km across and centered at 43°54′N 337°24′W / 43.9°N 337.4°W / 43.9; -337.4. It covers 344°–325° West and 40°–48° North. Deuteronilus region lies just to the
High-center polygons, as seen by HiRISE under HiWish program Image is of the top of a debris apron in Deuteronilus Mensae.
Close up of field of high center polygons with scale, as seen by HiRISE under HiWish program Note: the black box is the size of a football field.
Close-up of high center polygons seen by HiRISE under HiWish program Note: the black box is the size of a football field.
Close-up of high center polygons seen by HiRISE under HiWish program Troughs between polygons are easily visible in this view.