Large silicified tree stumps in place of growth were found halfway up this ridge, hence named Silva by the Northern Party of NZGSAE, 1962–63.

A prominent flat-topped summit, 2,605 metres (8,547 ft) high, in the narrow, northern part of Pain Mesa, situated 11 nautical miles (20 km; 13 mi) east of Silva Ridge.

Named by the northern party of NZGSAE, 1962–63, from its resemblance to the square cap worn by Roman Catholic and some Anglican clerics.

An ice-filled valley indenting the east side of Pain Mesa between Biretta Peak and Diversion Hills.

Mills, United States Navy Reserve, officer in charge of the Detachment A winter party at McMurdo Station, 1967.

A pinnacle-type mountain 2,900 metres (9,500 ft) high which forms the south end of Pain Mesa and the north side of the entrance to Pinnacle Gap.

Named by US-ACAN for Commander Justin G. Ballou, United States Navy, officer in charge of the Detachment A winter party at McMurdo Station, 1966.

The feature was traversed and so named by the northern party of NZGSAE, 1962-63, because it is readily identified by the high rock pinnacle (Mount Ballou) on the north ridge overlooking the gap.

A bold rock spur 3 nautical miles (5.6 km; 3.5 mi) north of Scarab Peak, extending northeast from the east central part of Tobin Mesa.

A prominent peak, 3,160 metres (10,370 ft) high, located 2 nautical miles (3.7 km; 2.3 mi) northeast of Mount Frustum in the southeast end of Tobin Mesa.

A large pyramidal shaped table mountain, 3,100 metres (10,200 ft) high, standing between Mount Fazio and Scarab Peak in the south part of Tobin Mesa.

Named "Veto" by the northern party of NZGSAE, 1962–63, because it decided that Pinnacle Gap to the north offered the better route from Rennick to Aviator Glacier.

So named by the northern party of NZGSAE, 1962–63, because the west side of the hill has a noteworthy exposure of light colored sandstone.

[22] This article incorporates public domain material from websites or documents of the United States Geological Survey.