Name StatusOfficial ValidatedFeatureRidgeNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionA ridge connecting the Lower and Upper Fang on Mt Erebus, on Ross Island. It is a much denuded portion of the original caldera rim left by a catestrophic eruption. Named by Debenham when making his plane table survey in 1912.