Preuitt's (Valentine) Cavalry. See Missouri Troops, Union, 1st Regiment.

Pritchard's (Jesse L.) Infantry. See Colorado Troops, 2nd Regiment.

Rabb's (John W.) Artillery. See Indiana Troops, 2nd Battery; also temporarily commanding Missouri Troops, Union, 2nd Regiment.

Rankin's (L. J.) Infantry. See Missouri Troops, Union, 80th Regiment, Enrolled Militia.

Ransom's (Wyllis C.) Cavalry. See Kansas Troops, 6th Regiment.

Raynor's (William H.) Infantry. See Ohio Troops, 56th Regiment.

Read's (Horatio N. F.) Cavalry. See Kansas Troops, 9th Regiment.

Reber's Van Buren S.) Artillery. See Missouri Troops, Union, 2nd Regiment, Battery K.

Rector's (W. G.) Cavalry. See Texas Troops, 17th Regiment.

Redding's (William M.) Infantry. See Missouri Troops, Union, 69th Regiment, Enrolled Militia.

Reed's (John H.) Cavalry. See Missouri Troops, Union, 3rd Regiment.

Rees' (Jacob G.) Infantry. See Kansas Troops, 11th Regiment.

Renner's (Henry) Cavalry. See Missouri Troops, Union, 12th Regiment, State Militia.

Reves' (Timothy) Cavalry. See Missouri Troops, Confederate.

Reynolds' (L. M.) Indians. See Indian Troops, Confederate, 1st Battalion, Chickasaw.

Ribble's (Henry H.) Infantry. See Nebraska Troops, 1st Regiment.

Rice's (Daniel) Cavalry. See Missouri Troops, Union, 4th Regiment, State Militia.

Rice's (Hiram A.) Cavalry. See Missouri Troops, Union, 3rd Regiment, State Militia (new).

Rice's (Samuel A.) Infantry. See Iowa Troops, 33rd Regiment.

Richardson's (Samuel B.) Cavalry. See Missouri Troops, Union, 5th Regiment, State Militia (new).

Richardson's (Samuel J.) Cavalry. See Texas Troops.

Ridgway's (John W.) Infantry. See Kansas Troops, 11th Regiment.

Riemann's (George) Artillery. See Missouri Troops, Union, 2nd Regiment.

Ritter's (John F.) Cavalry. See Missouri Troops, Union, 1st Regiment.

Rizer's (Robert O.) Infantry. See Colorado Troops, 2nd Regiment.

Robbins' (Samuel M.) Cavalry. See Colorado Troops, 1st Regiment.

Roberts' (Leroy D.) Cavalry. See Missouri Troops, Confederate, 4th Regiment.

Robinson's (Joseph K.) Cavalry. See Missouri Troops, Union, 4th Regiment, State Militia.

Robinsons' (William P.) Infantry. See Missouri Troops, Union, 23rd Regiment.

Rogan's (J. W.) Infantry. See Arkansas Troops, Confederate, 39th Regiment.

Rogers' (John B.) Cavalry. See Missouri Troops, Union, 2nd Regiment, State Militia.

Ross' (Edmund G.) Infantry. See Kansas Troops, 11th Regiment.

Roszell's (Charles A. L.) Infantry. See Iowa Troops, 32nd Regiment.

Rouell's (Lyman D.) Infantry. See Colorado Troops, 2nd Regiment.

Ruark's (Ozias) Cavalry. See Missouri Troops, Union, 8th Regiment, State Militia.

Ruffner's (Samuel T.) Artillery. See Missouri Troops, Confederate.

Rupp's (John) Infantry. See Missouri Troops, Union, 1st Regiment, State Militia.

Saint Joseph Militia. See Missouri Troops, Union, 25th Regiment, Enrolled Militia.

Saint Martin's Rangers Cavalry. See Louisiana Troops.

Salomon's (Charles E.) Infantry. See Wisconsin Troops, 9th Regiment.

Sanborn's (George L.) Cavalry. See Colorado Troops, 1st Regiment.

Sands' (Frank C.) Artillery. See Ohio Troops, 11th Battery.

Sapp's (William F.) Cavalry. See Nebraska Troops, 2nd Regiment.

Scanland's (John) Cavalry. See Texas Troops.

Schaerff's (Charles) Artillery. See Missouri Troops, Union, 2nd Regiment, Battery D.

Schaurte's (Frederick W.) Infantry. See Indian Troops, Union, 2nd Regiment, Home Guards.

Schluter's (Herman) Infantry. See Wisconsin Troops, 9th Regiment.