Name StatusOfficial ValidatedFeaturePassNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionAn ice-free narrow passageway between the terminus of Suess Glacier and the talus-covered mountain slope of Mt Nussbaum. This defile is a radiation gully. It was first seen by early Bristish expeditions but first described, named and photographed by Griffith Taylor in 1911. The name was suggested for official adoption by Professor T L P