known as the Mt. Leidy Highlands Wilderness . (T) Salt River Range Wilderness Certain Federal land within the Bridger-Teton National Forest comprising approximately 245,154 acres, identified as Salt River Range on the Map, which shall be known as the Salt River Range Wilderness . (U) Grayback Ridge Wilderness Certain Federal land within the Bridger-Teton National Forest comprising approximately 314,093 acres, identified as Grayback Ridge on the Map, which shall be known as the Grayback Ridge Wilderness . (V) Commissary Ridge Wilderness Certain Federal land within the Bridger-Teton National Forest comprising approximately 164,930 acres, identified as Commissary Ridge on the Map, which shall be known as the Commissary Ridge Wilderness . (W) South Wyoming Range Wilderness Certain Federal land within the Bridger-Teton National Forest comprising approximately 97,981 acres, identified as South Wyoming Range on the Map, which shall be known as the South Wyoming Range Wilderness . (X) North Mountain Wilderness Certain Federal land within the Bridger-Teton National Forest comprising approximately 5,977 acres, identified as North Mountain on the Map, which shall be known as the North Mountain Wilderness . (Y) Grayback Ridge East Wilderness Certain Federal land within the Bridger-Teton National Forest comprising approximately 13,297 acres, identified as Grayback Ridge East on the Map, which shall be known as the Grayback Ridge East Wilderness . (Z) Palisades Wilderness Certain Federal land within the Bridger-Teton National Forest and the Caribou-Targhee National Forest comprising approximately 260,677 acres, identified as Palisades on the Map, which shall be known as the Palisades Wilderness . (AA) Gannett Hills Wilderness Certain Federal land within the Bridger-Teton National Forest and the Caribou National Forest comprising approximately 61,544 acres, identified as Gannett Hills and Gannett Hills/ Spring Creek on the Map, which shall be known as the Gannett Hills Wilderness . (BB) Raymond Mountain North Wilderness