Name StatusApprovedFeatureTroughNZ Gazette Reference2005 (45) p.1116DatumRSRGD2000GeoTag[1] PositionDescriptionA primary elongate trough in the Labyrinth of Wright Valley, McMurdo Dry Valleys, extending diagonally SW-NE across the E part of the feature. Named by US-ACAN (2004) after Terry R. Healy, Department of Earth Sciences, University of Waikato, Hamilton, N.Z., who, with John Shaw, published observations on the formation of the Labyrinth following a visit in the 1975-76 season.