The Patuxent Range or macizo Armada Argentina is a major range of the Pensacola Mountains, comprising the Thomas Hills, Anderson Hills, Mackin Table and various nunataks and ridges bounded by the Foundation Ice Stream, Academy Glacier and the Patuxent Ice Stream. Discovered and partially photographed on January 13, 1956 in the course of a transcontinental nonstop plane flight by personnel of U.S. Navy Operation Deep Freeze I from McMurdo Sound to Weddell Sea and return.

Named by Advisory Committee on Antarctic Names (US-ACAN) for the Naval Air Station Patuxent River (at Cedar Point, Maryland) located on the south side of the mouth of the Patuxent River. The range was mapped in detail by USGS from surveys and U.S. Navy air photos, 1956-66.

Patuxent Range

Key geographic features

O'Connell Nunatak () is a peaked rock nunatak, , standing 6 nautical miles (11 km) south-southeast of Mount Murch in the southern Anderson Hills. Named by US-ACAN for Richard V. O'Connell, seismologist at Amundsen–Scott South Pole Station, winter 1967. Shurley Ridge () is a partly snow-covered ridge projecting from the southwest side of Mackin Table, southeast of Snake Ridge. Named by US.ACAN for Jay T. Shurley, biologist at Amundsen–Scott South Pole Station, summer 1966-67. Mount Tolchin () , stands southwest of Houk Spur at the southwest extremity of Mackin Table in the southern end of the range. Named by US-ACAN for Lt. Sidney Tolchin (MC) U.S. Navy, officer in charge of the Amundsen–Scott South Pole Station in the winter of 1959. Mount Warnke () , stands NE of Martin Peak in the Thomas Hills. Named by US-ACAN for Detlef A. Warnke, biologist at Palmer Station, 1966-67. Mount Yarbrough () is a ridge-like mountain, , standing southwest of Nance Ridge in the Thomas Hills in the northern side of the range. Named by US-ACAN for Leonard S. Yarbrough, industrial engineer at Plateau Station, 1965-66.

Patuxent Range

Features

Geographical features include:

Patuxent Range

Anderson Hills

Thomas Hills

Other features

Bennett Spires

Bessinger Nunatak

Blake Rock

Brazitis Nunatak

Brooks Nunatak

Brown Ridge

DesRoches Nunataks

DeWitt Nunatak

Foundation Ice Stream

Houk Spur

Lawrence Nunatak

Lekander Nunatak

Mackin Table

Mount Bragg

Mount Campleman

Mount Dover

Mount Dumais

Mount Wanous

Mount Weininger

Natani Nunatak

Patuxent Ice Stream

Patuxent

Pecora Escarpment

Phillips Nunatak

Plankington Bluff

Postel Nunatak

Snake Ridge

Stout Spur

Sullivan Peaks

White Nunataks

References

Mountain ranges of Queen Elizabeth Land

. Transantarctic Mountains