Colonel Jones, who had been taken prisoner at Corinth and exchanged, was again a prisoner at the capitulation of Vicksburg. After being exchanged, the regiment re-entered the service as cavalry under Colonel Jones, and during the Camden Expedition in March and April 1864, was at the skirmishes on the Little Missouri and Prairie d'Ane, and the battles of Marks' Mills and Jenkins' Ferry in April 1864; and during Price's Missouri Raid river took part in the battles of Pilot Knob, Booneville, Independence and Marais des Cygnes, September and October 1864.