I found the following:

Booth, Andrew B. Records of Confederate Soldiers from Louisiana. 1920

Pasalagua, Henrice, Pvt. Co. I, 10th La. Inf. En. July 22, 1861, Camp Moore, La. Present on Rolls to Feb., 1862, Record copied from Memorial Hall, New Orleans, La., by the War Dept. Washington. D. C., June, 1903, born Italy, occupation sailor. Res. New Orleans. La., age when enlisted 25, single, Deserted his Regt., and joined Confed. Arty., Aug. -. 1862.

National Archives (NARA) – “Compiled Service Records of Confederate Soldiers Who Served in Organizations from the State of Louisiana.” NARA M320. (7 pages)

Pasalagua, Henrico, Private, Co. I, 10th LA Infantry, Enlisted July 22, 1861, Camp Moore, LA, by Lt. Jonathan Devereaux
Capt. E Waggaman’s Company (Orleans Tirailleurs – Co. I) July 1861
Passalacua, Henryco, Pvt Co. I
Passalacua, Henrico, Pvt Co. I (1 page in NARA M320)

Present at battles: Dam #1, April 16, 1862; Williamsburg, VA May 4, 1862; Savage Station, VA June 29, 1862; Malvern Hill, VA July 1, 1862.

NPS-CWSS – (http://www.itd.nps.gov/cwss/regiments.cfm)

1372 Pasalagua, Henrico, Co I Private - M378 roll 23
1374 Passalacua, Henrico, Co I Private - M378 roll 23

Hope this helps

Don Parker