of Land Management comprising approximately 79,036 acres, identified as Elkhorn Mountains on Map 4, which shall be known as Elkhorn Mountains Wilderness . (MM) Cache peak wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 26,518 acres, identified as Cache Peak on Map 4, which shall be known as the Cache Peak Wilderness . (NN) Sublett wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 7,112 acres, identified as Sublett on Map 4, which shall be known as the Sublett Wilderness . (OO) Burnt basin wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 43,892 acres, identified as Burnt Basin on Map 4, which shall be known as the Burnt Basin Wilderness . (PP) Mount harrison wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 29,938 acres, identified as Mount Harrison on Map 4, which shall be known as the Mount Harrison Wilderness . (QQ) Fifth fork rock creek wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 16,560 acres, identified as Fifth Fork Rock Creek on Map 4, which shall be known as the Fifth Fork Rock Creek Wilderness . (RR) Third fork rock creek wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 14,254 acres, identified as Third Fork Rock Creek on Map 4, which shall be known as the Third Fork Rock Creek Wilderness . (SS) Cottonwood wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 11,330 acres, identified as Cottonwood on Map 4, which shall be known as the Cottonwood Wilderness . (TT) Mahogany butte wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 21,022 acres, identified as Mahogany Butte on Map 4, which shall be known as the Mahogany Butte Wilderness . (UU) Thorobred wilderness Certain Federal land within the Sawtooth National Forest comprising approximately 6,073 acres,