The Masson Range is divided into three parts of which this segment is the northern, rising to 1,030 metres (3,380 ft) and extending three miles in a north-south direction.

This northern range was mapped by Norwegian cartographers from air photos taken by the Lars Christensen Expedition, 1936-37, and named Nordkammen (the north comb or crest).

The Masson Range is divided into three parts of which this segment is the central, rising to 1,120 metres (3,670 ft) and extending four miles in a north-south direction.

This central range was mapped by Norwegian cartographers from air photos taken by the Lars Christensen Expedition, 1936-37, and named Mekammen (the middle comb or crest).

This southern range was mapped by Norwegian cartographers from air photos taken by the Lars Christensen Expedition, 1936-37, and named Sörkammen (the south comb or crest).