Fir Domnann, an Iberian tribe, [68]-70, [76], [172].

Fir Gaillion, an Iberian tribe, [68]-70, [76].

Fish, sacred, [416].

Fly, Etain changed into a, [147];

Lugh takes the form of a, [159];

a sacred, [416].

Folklore, Ethnology in. See Ethnology.

Folk-tales, Irish, [233]-240; Welsh, [371].

Fomors, Gaelic deities of Death, Darkness, and the Sea, [11], [48]-50, [67], [70], [76], [83], [86], [88], [89], [90], [98], [107]-117, [120], [122], [157], [205], [225], [229], [230], [252], [269], [274], [327], [406];

meaning of the name, [48];