Named by the United States Advisory Committee on Antarctic Names (US-ACAN) after William Berry Lyons, American geochemist, veteran of expeditions to the Himalayas, Greenland, Iceland, and Antarctica, 1980-97; chief scientist, McMurdo Dry Valleys Long-Term Ecological Research (LTER) field team, 1993-97.

As a member of a University of New Hampshire field party, 1988-89, Lyons participated in glaciochemical investigations that collected two ice cores, 150 and 175 metres (492 and 574 ft) deep, from upper Newall Glacier, in proximity of this peak.

As a member of a University of New Hampshire field party, 1988-89, Twickler participated in glaciochemical investigations that collected two ice cores, 150 and 175 m high deep, from upper Newall Glacier, in proximity of this peak.

A flat-topped ridge or tableland, located to the west of Hothem Cliffs and 1 nautical mile (1.9 km; 1.2 mi) south of Mount Hall.

Named by the US-ACAN (1997) after Larry D. Hothem, American geodesist, who wintered-over with Australian National Antarctic Research Expeditions (ANARE) at Mawson Station, 1969; with the United States Geological Survey (USGS) from 1991.

A peak rising to 1,750 meters (5,740 ft) high, 1.4 nautical miles (2.6 km; 1.6 mi) south of Mount Weyant.

A peak rising to 1,800 metres (5,900 ft), 1.6 nautical miles (3.0 km; 1.8 mi) southwest of Mount Weyant.

Named by the NZGB, 1998, after Rob Hall (who died on Mount Everest with A.M. “Andy” Harris), a guide who worked two seasons for New Zealand Antarctic Research Program (NZARP) as field training instructor and, in the 1990s, guided clients (with Gary Ball) on climbs in Ellsworth Mountains.

A prominent mountain rising over 1,600 metres (5,200 ft) at the north side of Taylor Valley, surmounting the area at the heads of Canada, Commonwealth, and Loftus Glaciers Named by C.S.

Named by the US-ACAN in 1964 for Chief Journalist Leo G. Loftus, USN, who served five summer seasons at McMurdo Station, 1959–64.

(Jack) Hoffman, a drilling specialist who helped establish the New Zealand Scott Base and erect its various antennae.

A peak, 1,700 metres (5,600 ft) high, situated 1.5 nautical miles (2.8 km; 1.7 mi) northeast of Mount Saga on the ridge bounding the west side of Newall Glacier.

A steep glacier, 0.9 nautical miles (1.7 km; 1.0 mi) long, flowing east from Ponder Peak.