from archived regiments.org (2006)
https://web.archive.org/web/20080102022945/http://www.regiments.org/wars/19fr-nap/798irelnd.htm
Summary of units:
Cav:
DG 6
D 5
LD 9
LD 22
MidlothianFencibles
Roden Fencibles
Inf: ?/G2
F2
F6
F17
F29
F69
F89
Sutherland Fencibles
Militia: Armagh Militia
Cav: Hompesch Mounted Rifles
The page lists numerous other militia units