[1] The Boyd Escarpment was named in 1979 by the United States Advisory Committee on Antarctic Names (US-ACAN) after Walter W. Boyd, Jr., a U.S. International Geophysical Year glaciologist who wintered at Little America, 1957; geologist, United States Geological Survey (USGS), for three summers in the Pensacola Mountains, 1962–66.

[1] Download coordinates as: The Boyd Escarpment is the northern part of the Dufek Massif, facing the Ford Ice Piedmont to the north, with the Sallee Snowfield to its south.

Named by US-ACAN in 1979 after David W. Bennett who, with Robin Worcester, comprised the first of the annual USGS satellite surveying teams at the South Pole Station, winter party 1973.

A nunatak, 795 metres (2,608 ft) high, standing 1 nautical mile (1.9 km; 1.2 mi) south of Rankine Rock.

Named by US-ACAN for David F. Rankine, Jr., photographer with United States Navy Squadron VX-6 during Operation Deep Freeze 1964.