Roscoe Glacier is an Antarctic channel glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

, 12 nautical miles (22 km) long and 3 to 5 nautical miles (9 km) wide, debouching from a small valley onto the west portion of Shackleton Ice Shelf

Shackleton Ice Shelf

Shackleton Ice Shelf is an extensive ice shelf fronting the coast of East Antarctica for about 384 km , projecting seaward about 145 km in the western portion and 64 km in the east. It occupies an area of 33,820 km². It is part of Mawson Sea and separates the Queen Mary Coast to the west from...

, midway between Cape Moyes

Cape Moyes

Cape Moyes is an ice-covered headland fronting on the Shackleton Ice Shelf, west of Cape Dovers. It was discovered by the Australasian Antarctic Expedition under Mawson, 1911–14, and named by him for Morton H. Moyes, meteorologist with the AAE Western Base party....

 and Junction Corner

Junction Corner

Junction Corner is the junction point of the mainland with the west side of Shackleton Ice Shelf. It was discovered and named by the Australasian Antarctic Expedition, 1911-14, under Mawson....

. Charted as a valley depression during a southern reconnaissance in March 1912 by F. Wild and other members of the Western Base Party

Western Base Party

The Western Base Party was a successful exploration party of the Australasian Antarctic Expedition. The eight-man Western Party was deposited by the Aurora on the Shackleton Ice Shelf at Queen Mary Land. The leader of the team was Frank Wild and the party included the geologist Charles Hoadley.The...

 of the Australasian Antarctic Expedition

Australasian Antarctic Expedition

The Australasian Antarctic Expedition was an Australasian scientific team that explored part of Antarctica between 1911 and 1914. It was led by the Australian geologist Douglas Mawson, who was knighted for his achievements in leading the expedition. In 1910 he began to plan an expedition to chart...

 under Mawson. Delineated from aerial photographs taken by U.S. Navy Operation Highjump, 1946–47, and named by the Advisory Committee on Antarctic Names

Advisory Committee on Antarctic Names

The Advisory Committee on Antarctic Names is an advisory committee of the United States Board on Geographic Names responsible for recommending names for features in Antarctica...

 (US-ACAN) for John H. Roscoe, geographer, author of Antarctic Bibliography (Washington, 1951), and scientific advisor to the director of United States Antarctic Programs. Roscoe served as photogrammetrist with the central task group of U.S. Navy Operation Highjump, 1946–47, and with U.S. Navy Operation Windmill, 1947–48, and assisted the latter group in establishing astronomical control stations along Wilhelm II, Queen Mary

Queen Mary Coast

Queen Mary Land or the Queen Mary Coast is that portion of the coast of the Australian Antarctic Territory lying between Cape Filchner, in 91° 54' E, and Cape Hordern, at 100° 30' E. It was discovered in February 1912 by the Australasian Antarctic Expedition under the leadership of Douglas...

, Knox

Knox Coast

Knox Coast, part of Wilkes Land, is a portion of the coast of Antarctica lying between Cape Hordern, at 100° 31' E, and the Hatch Islands, at 109° 16' E.-History:...

 and Budd Coast

Budd Coast

Budd Coast , part of Wilkes Land, is that portion of the coast of Antarctica lying between the Hatch Islands, at 109°16'E, and Cape Waldron, at 115°33'E. It was discovered in February 1840 by the U.S. Exploring Expedition under the leadership of Lieutenant Charles Wilkes, and named by Wilkes for...

s.