Name StatusOfficial ValidatedFeatureGlacierNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionGlacier some 30 miles long flowing northeast to the sea to the north of Mt Shields. Named by the US ACAN for Madison E Pryor, biologist, station scientific leader at McMurdo, winter party 1959, US observer at Mirnyy, winter party 1962.