Ercc of Dalriada was born about 0400. Ercc of Dalriada's father was King Eochaid Muinremur of Dalriada and his mother was Erca. His paternal grandfather was Angus; his maternal grandfather was Laorn. He had a brother named Ercc of Dalriada. He was the older of the two children. He died in 0474.
General Notes
pg 144, "Ancestral Roots of Sixty Colonists etc" by Frederick Lewis Weiss, 6th Edition