Tisobis Valley

Tisobis Valley (80°11′S 156°20′E) is an ice-free valley just northeast of Mount Henderson in Britannia Range. Named in association with Britannia by a University of Waikato (N.Z.) geological party, 1978–79, led by M.J. Selby. Tisobis is a historical name used in Roman Britain for the River Dwyryd.

 This article incorporates public domain material from the United States Geological Survey document "Tisobis Valley" (content from the Geographic Names Information System).