Aided Fergusa maic Róich

Place and tribal names

(Onom. = Onomasticon Goedelicum)
(FM. = Annals of the Kingdom of Ireland by the Four Masters, ed. O’Donovan)
(Rc. = Revue Celtique)

In addition to the above online sources, identification of the placenames below is based on the Fascicles of the following publication, where available:

HDGP = Historical dictionary of Gaelic placenames (Ó Riain et al.)

Connachta, the territory west of the River Shannon (HDGP vi p. 48, s.n. Connachta) (Onom. ‘connachta’), §§1, 4

(Findloch), Lough Carra, North of Ballinrobe, barony of Erris, Co. Mayo (HDGP ix p. 155, s.n. Fionnloch (1)) (Onom. ‘f. loch’), §2

Mag Aíi = Ai, (Map – Magh Aoi), a plain between Roscommon and Elphin, Co. Roscommon (FM. iii p. 87-88, note h) (HDGP i p. 58, s.n. Aoi = Magh Aoi) (Onom. ‘m. aíi’, ‘ai’), §2