Demas Range is a range about 8 nautical miles (15 km) long that forms the lower east margin of the Berry Glacier

Berry Glacier

Berry Glacier is an Antarctic glacier, about long and wide, draining north between Perry Range and Demas Range into the Getz Ice Shelf on the coast of Marie Byrd Land. This vicinity was first photographed and rudely charted from aircraft of the U.S. Antarctic Service in December 1940, and the...

 in Marie Byrd Land

Marie Byrd Land

Marie Byrd Land is the portion of West Antarctica lying east of the Ross Ice Shelf and the Ross Sea and south of the Pacific Ocean, extending eastward approximately to a line between the head of the Ross Ice Shelf and Eights Coast. It stretches between 158°W and 103°24'W...

. The range trends north-south culminating in Mount Goorhigian

Mount Goorhigian

Mount Goorhigian is the highest mountain of the Demas Range, in Marie Byrd Land. Mapped by United States Geological Survey from surveys and U.S. Navy air photos, 1959-65. Named by Advisory Committee on Antarctic Names after Martin Goorhigian, United States Antarctic Research Program ...

 (1,115 m). Discovered by the United States Antarctic Service (USAS), 1939–41, led by Admiral R. E. Byrd. Named by 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 E.J. "Pete" Demas, a member of the Byrd Antarctic Expeditions of 1928-30 and 1933-35.