Virginia. Appointed Virginia. 5. Brigadier-General, March 26, 1862. Chief of artillery of the Army of Northern Virginia.
Virginia. Appointed Virginia. 15. Major-General, October 7, ‘61. In 1861 commanding Army of Peninsula; in 1862 commanding division in Army of Northern Virginia; later commanding Department of Texas, Arizona, and New Mexico.
Kentucky. Appointed Kentucky. 16. Assistant Secretary of War and Chief of the Bureau of War, colonel, June 23, 1861.
Missouri. Appointed Missouri. 23. Colonel and A. D. C., July 17, 1862. A. D. C. to General Braxton Bragg, Army of the Mississippi.
 Rhode Island. Appointed Maryland. 25. Colonel, May 23, 1861. Commanding Confederate States Marine Corps.
Colonel, commanding Twelfth South Carolina Volunteers and Fort Walker, Port Royal, S. C. Died September, 1863.