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The Willett Range () is the range extending north from Mistake Peak and running for as a high shelf along the edge of the continental ice to the
Mackay Glacier Mackay Glacier () is a large glacier in Victoria Land, descending eastward from the Antarctic Plateau, between the Convoy Range and Clare Range, into the southern part of Granite Harbour. It was discovered by the South magnetic pole party of the B ...
, in
Victoria Land Victoria Land is a region in eastern Antarctica which fronts the western side of the Ross Sea and the Ross Ice Shelf, extending southward from about 70°30'S to 78th parallel south, 78°00'S, and westward from the Ross Sea to the edge of the Ant ...
. The range is breached by several glaciers flowing east from the plateau.


Name

The Willett Range was named by the New Zealand Northern Survey Party of the
Commonwealth Trans-Antarctic Expedition The Commonwealth Trans-Antarctic Expedition (CTAE) of 1955–1958 was a Commonwealth-sponsored expedition that successfully completed the first overland crossing of Antarctica, via the South Pole. It was the first expedition to reach the South ...
(CTAE; 1956–58) for R.W. Willett, Director of the
New Zealand Geological Survey GNS Science (), officially registered as the Institute of Geological and Nuclear Sciences Limited, is a New Zealand Crown Research Institute. It focuses on geology, geophysics (including seismology and volcanology), and nuclear science (partic ...
, who gave valuable assistance throughout the expedition and in the compilation stages after its return.


Location

The Willet Range runs from south to north along the eastern side of the
Antarctic Plateau The Antarctic Plateau, Polar Plateau or King Haakon VII Plateau is a large area of East Antarctica that extends over a diameter of about , and includes the region of the geographic South Pole and the Amundsen–Scott South Pole Station. Thi ...
. It is north of Wright Upper Glacier and the
Olympus Range The Olympus Range () is a primarily ice-free mountain range of Victoria Land, Antarctica, with peaks over high, between Victoria Valley and McKelvey Valley on the north and Wright Valley on the south. It is south of the Clare Range and north o ...
, and west of Balham Valley, the Apocalypse Peaks, Barwick Valley, the
Cruzen Range The Cruzen Range () is a mountain range that rises to in Vashka Crag and extends west to east for between Salyer Ledge and Nickell Peak in the McMurdo Dry Valleys, Victoria Land, Antarctica. The range is bounded to north, east, south and west ...
, and
Clare Range The Clare Range () is the range extending west-southwest from Sperm Bluff to the Willett Range on the south side of Mackay Glacier, in Victoria Land, Antarctica. It is south of the Convoy Range and north of the Olympus Range. Exploration and na ...
. The head of the
Mackay Glacier Mackay Glacier () is a large glacier in Victoria Land, descending eastward from the Antarctic Plateau, between the Convoy Range and Clare Range, into the southern part of Granite Harbour. It was discovered by the South magnetic pole party of the B ...
is to the north.


Head Mountains

. A group of mountains to the south of
Gateway Nunatak Mackay Glacier () is a large glacier in Victoria Land, descending eastward from the Antarctic Plateau, between the Convoy Range and Clare Range, into the southern part of Granite Harbour. It was discovered by the South magnetic pole party of t ...
and the head of
Mackay Glacier Mackay Glacier () is a large glacier in Victoria Land, descending eastward from the Antarctic Plateau, between the Convoy Range and Clare Range, into the southern part of Granite Harbour. It was discovered by the South magnetic pole party of the B ...
near the interior ice plateau of Victoria Land. From west to east the group includes Mount DeWitt, Mount Littlepage, Mount Dearborn and Coalbed Mountain. Named by the
Advisory Committee on Antarctic Names The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica. History The committee was established ...
(US-ACAN, 2007) after James W. Head III, Department of Geological Sciences, Brown University, Providence, RI, internationally known planetary scientist whose investigations in McMurdo Dry Valleys 2002-06 have led to important advances to the concept of Antarctica as an analog of Martian features.


Mount DeWitt

. Mountain, high, rising above the ice plateau just west of Mount Littlepage and Willett Range. Named by US-ACAN in 1964 for Hugh H. DeWitt, scientific leader on the Eltanin, 1962-63, who also served on the Glacier, 1958-59.


Mount Littlepage

. Mountain over high, standing between Mount DeWitt and Mount Dearborn, just west of the north end of the Willett Range. Named by US-ACAN for Jack L. Littlepage, biologist at McMurdo Station in 1961, who worked additional summer seasons there, 1959-60 and 1961-62.


Pedalling Ice Field

. An icefield composed of blue ice, located at the edge of the polar plateau just south of Mount Dewitt and Mount Littlepage, Vi. The name alludes to the use of a bicycle as a practical means of transportation by a glacial mapping party led by Trevor Chinn, summer season 1992-93, and is part of a theme of cycling names in the area. Approved by New Zealand Geographic Board (NZGB) in 1995.


Mount Dearborn

. A mountain, high, between Mount Littlepage and the north part of the Willett Range. Named by the US-ACAN in 1964, for John Dearborn, biologist at McMurdo Station, 1959 and 1961.


Cycle Glacier

. A glacier, long and wide, flowing north from the polar plateau between Mount Dearborn and Robinson Peak into Mackay Glacier. Approved by New Zealand Geographic Board (NZGB) in 1995. The name is part of a theme of cycling names in the area.


Coalbed Mountain

. An ice-free mountain rising to at Robison Peak located between Cycle Glacier and Rim Glacier in eastern Head Mountains. So named by Advisory Committee on Antarctic Names (US-ACAN) (2007) in association with coal beds discovered in rock strata of the mountain.


Robison Peak

. A snow-covered peak, high, standing northeast of Mount Dearborn, near the north end of the Willett Range. Named by US-ACAN for Leslie B. Robison, USGS civil engineer who surveyed the peak, December 1960.


Rim Glacier

. Description: Glacier, long and wide, flowing north from the polar plateau in a deep valley between Robison Peak and
Vishniac Peak The Clare Range () is the range extending west-southwest from Sperm Bluff to the Willett Range on the south side of Mackay Glacier, in Victoria Land, Antarctica. It is south of the Convoy Range and north of the Olympus Range. Exploration and ...
into Mackay Glacier. The name is part of a theme of cycling names in the area. Approved by New Zealand Geographic Board (NZGB) in 1995.


Mulligan Peak

. An ice-free peak north of Robison Peak, at the north end of Willett Range. Named by US-ACAN for John J. Mulligan of the United States Bureau of Mines, who scaled this peak and the peak to the south of it during December 1960 and found coal beds and fossil wood.


Southern features

Southern named features in or near the range include:


Metcalf Spur

A rock spur, long, which extends from Shapeless Mountain northwest to Pākira Nunatak on the plateau of Willett Range. Named by US-ACAN (2005) after Altie Metcalf, Budget and Planning Officer, Office of Polar Programs, National Science Foundation, 1995-2005.


Gabites Glacier

A glacier on the headwall of Caffin Valley, west of the head of Walker Glacier. Named by the New Zealand Geographic Board (2005) after Isobel (Helen) Gabites, a member of the Victoria University's Antarctic Expeditions (VUWAE) geological party at Mount Bastion and Allan Hills, 1982-83.


Gibson Spur

. A high rocky spur just west of the mouth of Webb Glacier. Named by the
Victoria University of Wellington Antarctic Expedition The Antarctic Research Centre (ARC) is part of the School of Geography, Environment and Earth Sciences at Victoria University of Wellington. Its mission is to research " Antarctic climate history and processes, and their influence on the global cl ...
(VUWAE) (1959-60) after G.W. Gibson, one of the party's geologists.


Mount Bastion

. Mountain, high, standing west of Webb Glacier and Gibson Spur, where the interior ice plateau meets the Willett Range. Named by the VUWAE (1959-60) for its buttresslike appearance.


Ormerod Terrace

A ramplike rock platform, long, that parallels the south flank of McSaveney Spur, Willett Range, and declines moderately toward the Webb Glacier. The terrace has a median elevation of high and rises high above Caffin Valley (q.v.). Named by US-ACAN (2005) after Robin Ormerod, editor 1984-95 of Antarctic, the widely read publication of the New Zealand Antarctic Society.


Welch Crag

A steep rugged peak, which is marked by secondary spires rising to high in the northeast part of McSaveney Spur. Named by Advisory Committee on Antarctic Names (US-ACAN) (2005) after Kathleen A. Welch, Department of Geology, University of Alabama, Tuscaloosa, AL; team member in United States Antarctic Project (USAP) McMurdo Dry Valleys Long-Term Ecological Research, 11 field seasons 1994-2004.


McSaveney Spur

. A prominent rock spur northeast of Mount Bastion. The spur descends northeast from the plateau level toward the northwest flank of Webb Glacier. Named by United States
Advisory Committee on Antarctic Names The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica. History The committee was established ...
(US-ACAN) for Maurice J. McSaveney and Eileen R. McSaveney, husband and wife geologists who made investigations of Meserve Glacier and the Wright Valley area, he in 1968-69, 1972-73 and 1973-74; she in 1969-70 and 1972-73.


Nunataks

Nunatak A nunatak (from Inuit language, Inuit ) is the summit or ridge of a mountain that protrudes from an ice field or glacier that otherwise covers most of the mountain or ridge. They often form natural pyramidal peaks. Isolated nunataks are also cal ...
s on the Willet Range plateau include:


Pākira Nunatak

A nunatak, high, at the north end of Metcalf Spur on the plateau of Willett Range. The nunatak is northwest of Shapeless Mountain. “Pākira” is a Maori word, meaning bald head, and was applied descriptively to this nunatak in 2005 by the New Zealand Geographic Board.


Clegg Nunataks

A nunatak group, long, lying above (southwest of)
Haselton Icefall Barwick Valley () is an ice-free valley north of Apocalypse Peaks, extending from Webb Glacier to Victoria Valley in Victoria Land, Antarctica. A large part of the valley has been designated an Antarctic Specially Protected Area because of its ...
in the upper part of
Haselton Glacier Barwick Valley () is an ice-free valley north of Apocalypse Peaks, extending from Webb Glacier to Victoria Valley in Victoria Land, Antarctica. A large part of the valley has been designated an Antarctic Specially Protected Area because of its ...
. Named by the New Zealand Geographic Board (2005) after Keith Clegg, Information Officer, Antarctic Division, Department of Scientific and Industrial Research, 1979-88.


Totoa Nunatak

A nunatak at the southwest end of the Moremore Nunataks, west of Mount Bastion, on the plateau of the Willett Range. “Totoa” is a Maori wind word, meaning boisterous and stormy, and was applied descriptively to this nunatak in 2005 by the New Zealand Geographic Board.


Moremore Nunataks

A nunatak group long, immediately west of McSaveney Spur and Mount Bastion on the plateau of Willett Range. “Moremore” is a Maori word, meaning bald head, and was applied descriptively to these nunataks in 2005 by the New Zealand Geographic Board.


Notes


References


Sources

* * * * * * * * * * * * * * * {{Include-USGov , agency=United States Geological Survey Mountain ranges of Victoria Land Scott Coast *