15th Illinois Cavalry, Companies A, B, D, E, G, L

This unit was attached to Col. Florence M. Cornyn's 3rd Brigade of Col. John K. Mizner's Cavalry Division of Brig. Gen. Grenville M. Dodge's 2nd Division, Maj. Gen. Richard J. Oglesby's Left Wing, XVI Army Corps, District of Corinth and commanded by Col. George A. Bacon.