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Cleft Ledge
77°32'33”S Latitude, 160°51'30”E Longitude. A flat-topped ridge 1.6km long and 0.5km
wide between Shaw Trough and Healy Trough in the Labyrinth of Wright Valley,
McMurdo Dry Valleys. Topographic Map: Labyrinth (1:50,000).

Dean Cirque
77°30'S Latitude, 160°45'E Longitude. A cirque between the south-east part of Prentice
Plateau and Apollo Peak in Olympus Range, McMurdo Dry Valleys. Topographic Maps:
Victoria Upper Lake and Labyrinth (1:50,000).

Delinski Glacier
77°29'S Latitude, 160°26'E Longitude. A glacier flowing south into Airdevronsix Glacier
between McAllister Hills and Prentice Plateau, Victoria Land. Topographic Map: Webb
Lake (1:50,000).

Dipboye Cirque
77°30'S Latitude, 160°50'E Longitude. A cirque on the south side of Olympus Range
between Apollo Peak and Mount Electra in the McMurdo Dry Valleys. Topographic
Maps: Victoria Upper Lake and Labyrinth (1:50,000).

Fountain Glacier
77°41'S Latitude, 161°38'E Longitude. A glacier between Nylen Glacier and Catspaw
Glacier, flowing south into Pearse Valley in the Asgard Range, McMurdo Dry Valleys.
Topographic Map: Lake Vanda (1:50,000).

Fritsen Valley
77°28'S Latitude, 161°25'E Longitude. An upland valley to the north of the Mount
Hercules summit area and west of Harris Ledge in Olympus Range, McMurdo Dry
Valleys. Topographic Map: Victoria Upper Lake (1:50,000).

Glover Cirque
77°30'S Latitude, 161°05'E Longitude. A cirque occupied by a glacier in the south part
of the Mount Boreas massif. The cirque is bounded on the north-east side by a ridge
connecting Mount Boreas and Mount Thrace. Topographic Maps: Victoria Upper Lake
and Lake Vanda (1:50,000).

Goldich Crest
77°29'S Latitude, 161°40'E Longitude. A peak, 1700m, between Mount Jason and Bull
Pass in Olympus Range, McMurdo Dry Valleys. Gonzalez Spur extends ESE from the
peak. Topographic Map: Victoria Upper Lake (1:50,000).

Gonzalez Spur
77°30'S Latitude, 161°45'E Longitude. A prominent rock spur 4km long that extends east
south-east from 1700m high Goldich Crest in Olympus Range, McMurdo Dry Valleys.
The spur descends to 500m at the east extremity where it overhangs Wright Valley and
forms the west side of the south entrance to higher Bull Pass. Topographic Maps:
Victoria Upper Lake and Lake Vanda (1:50,000).

Hallet Valley
77°32'S Latitude, 160°17'E Longitude. A valley between Meddley Ridge and Vortex Col
in west Asgard Range, Victoria Land. Topographic Map: Labyrinth (1:50,000).

Hawkins Cirque
77°30'S Latitude, 160°34'E Longitude. A cirque about 0.8km wide, in part occupied by a
glacier, near the centre of the southern cliffs of Prentice Plateau, Olympus Range.
Topographic Maps: Webb Lake and Labyrinth (1:50,000).

Hayes Bank
77°00'S Latitude, 171°00'W Longitude. A seabed feature lying north-south, located west
of Houtz Bank, in the Ross Sea.

Healy Trough
77°33'S Latitude, 160°52'E Longitude. A primary elongate trough in the Labyrinth of
Wright Valley, McMurdo Dry Valleys, extending diagonally south-west by north-east
across the eastern part of the feature. Topographic Map: Labyrinth (1:50,000).

Houtz Bank
77°00'S Latitude, 166°00'W Longitude. A seabed feature lying north-south, located east
of Hayes Bank, in the Ross Sea.

Koltermann Peak
77°29'S Latitude, 160°23'E Longitude. A peak, 2166m, in the east part of McAllister
Hills, located west of Olympus Range in Victoria Land. Topographic Map: Webb Lake
(1:50,000).

Leibert Cirque
77°30'S Latitude, 160°55'E Longitude. A cirque between Mount Electra and Mount Dido
on the south side of Olympus Range, McMurdo Dry Valleys. The cirque opens south to
the Labyrinth. Topographic Maps: Webb Lake and Labyrinth (1:50,000).

Malin Valley
77°26'S Latitude, 161°51'E Longitude. An upland valley on the west side of Mount
Cerberus in east Olympus Range, McMurdo Dry Valleys. The valley opens north to
Victoria Valley. Topographic Map: Victoria Upper Lake (1:50,000).

Marsh Cirque
77°30'S Latitude, 161°26'E Longitude. A cirque in the south part of Mount Hercules,
Olympus Range. The cirque is 1.6km wide and in part occupied by a glacier.
Topographic Maps: Victoria Upper Lake and Lake Vanda (1:50,000).

McAllister Hills
77°29'S Latitude, 160°22'E Longitude. A hill group or bastion between Shapeless
Mountain and Wright Upper Glacier in Victoria Land. Topographic Map: Webb Lake
(1:50,000).

Melcon Peak
77°27'S Latitude, 160°25'E Longitude, An ice-covered peak rising to 2500m, 1.8km
south of Shapeless Mountain in Victoria Land. There is exposed rock on the south side
of this wedge-shaped elevation. Topographic Map: Webb Lake (1:50,000).

Murphy Valley
77°26'S Latitude, 161°44'E Longitude. An upland valley on the north-east side of Mount
Booth in east Olympus Range, McMurdo Dry Valleys. The valley opens north to
Victoria Valley. Topographic Map: Victoria Upper Lake (1:50,000).

Nylen Glacier
77°41'S Latitude, 161°29'E Longitude. A narrow glacier between Schlatter Glacier and
Fountain Glacier, flowing south into Pearse Valley in Asgard Range, McMurdo Dry
Valleys. Topographic Map: Lake Vanda (1:50,000).