His widow's pension application file should note his death data. These papers should be procured through the service noted in the Red enclosed box above.

Josiah T. Walker, Private, Company I, 12th Kentucky Cavalry, his file only contains a note from the Adjutant General, War Department with the Commissioners of Pensions dated March 26, 1917, no other records

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J. T. Walker, Private, Company I, Faulkner's Regiment, Kentucky Cavalry,* enlisted December 1, 1863 in West Tennessee by W. W. Faulkner for the duration of the war, last recorded present on the May & June, 1864 muster roll, no further records

Note: There are no subsequent muster rolls for Company I which precludes our following his further service

* This company subsequently became Company I, 12th Kentucky Cavalry

M319: Compiled Service Records of Confederate Soldiers Who Served in Organizations from the State of Kentucky

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The Texas Confederate Texas Pension Files record a pension application for:

Narcissa L. Taylor, widow of Josiah Taylor, filed pension application #A-33961 from Dallas County

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12th Regiment, Kentucky Cavalry

12th Cavalry Regiment [also called 1st Kentucky and Tennessee Regiment] was organized and mustered into Confederate service at Verona, Mississippi, in September, 1863. The unit was assigned to General Lyon's Brigade and sustained 55 casualties in the expedition from Memphis into Mississippi and 94 in the fight at Harrisburg. Later it saw action in Alabama and during March, 1865, merged into the 8th Kentucky Infantry (Mounted) Regiment. It was commanded by Colonel W.W. Faulkner, Lieutenant Colonel W.D. Lannom, and Majors John M. Malone and Thomas S. Tate, Jr.
http://www.civilwar.nps.gov/cwss/regiments.cfm