Two groups of martyrs. The first were martyred along with their mother Sophia during the reign of Hadrian, and buried on the Aurelian Way. The second band, also along with someone named Sophia, were martyred at a later date, and buried along the Appian Way.
There are at least ten Irish saints named Fergus. This article gives details on three of them: St. Fergus Cruithneach, or the Pict, bishop, d. about 730; St. Fergus, Bishop of Duleek, d. 778; and St. Fergus, Bishop of Downpatrick, d. 583.