[2] Most of the nearby features were named in association with Britannia by a University of Waikato (New Zealand) geological party, 1978-79, led by M.J.

Ice-filled valley that opens northward to Hatherton Glacier, lying 5 nautical miles (9.3 km; 5.8 mi) west-northwest of Derrick Peak.

Named after Lee DeGalan, contractor employee in charge of U.S. Antarctic Project (USAP) cargo shipments out of Port Hueneme, CA, for more than 20 years.

A small, rounded cirque valley with steep sides and residual névé, lying west of Derrick Peak.

The steep lower slopes of the peak are of Beacon sandstone; the top, 2,130 metres (6,990 ft) high, is made up of a thick dolerite sill.

A mountain spur that descends northeast to McCraw Glacier, 3 nautical miles (5.6 km; 3.5 mi) south of Derrick Peak.

A mountain spur that descends eastward to McCraw Glacier, 4 nautical miles (7.4 km; 4.6 mi) south of Derrick Peak.

[13] This article incorporates public domain material from websites or documents of the United States Geological Survey.