Boyd Escarpment () is a rock and snow escarpment which extends northeast for from
Wujek Ridge Davis Valley is an ice-free valley just east of Forlidas Ridge in north-east Dufek Massif, in the Pensacola Mountains of Queen Elizabeth Land, Antarctica. It was mapped by the United States Geological Survey from surveys and U.S. Navy air photos in ...
, in the
Dufek Massif
Dufek Massif, Augusto Pinochet Massif or Santa Teresita Massif is a rugged, largely snow-covered massif long, standing west of the Forrestal Range in the northern part of the Pensacola Mountains. It was discovered and photographed on January 13, 1 ...
,
Pensacola Mountains
The Pensacola Mountains are a large group of mountain ranges of the Transantarctic Mountains System, located in the Queen Elizabeth Land region of Antarctica.
Geography
They extend 450 km (280 mi) in a NE-SW direction. Subranges of the ...
. It was named in 1979 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 ...
after
Walter W. Boyd, Jr., a U.S.
International Geophysical Year
The International Geophysical Year (IGY; french: Année géophysique internationale) was an international scientific project that lasted from 1 July 1957 to 31 December 1958. It marked the end of a long period during the Cold War when scientific ...
glaciologist who wintered at
Little America, 1957; geologist,
United States Geological Survey
The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, ...
, for three summers in the Pensacola Mountains, 1962–66.
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]
Features
Geographical features include:
* Bennett Spur
Boyd Escarpment () is a rock and snow escarpment which extends northeast for from Wujek Ridge, in the Dufek Massif, Pensacola Mountains. It was named in 1979 by the Advisory Committee on Antarctic Names after Walter W. Boyd, Jr., a U.S. Internati ...
* Cox Nunatak Cox Nunatak is a nunatak, high, standing south of Rankine Rock in the northeastern Dufek Massif, Pensacola Mountains. It was mapped by the United States Geological Survey from surveys and from U.S. Navy air photos, 1956–66, and named by the Adv ...
* Rankine Rock Rankine Rock is a rock lying 1 nautical mile (1.9 km) north of Cox Nunatak at the north extremity of Dufek Massif, Pensacola Mountains. Mapped by United States Geological Survey (USGS) from surveys and U.S. Navy air photos, 1956–66. Named by ...