About Mungo Murray
"(411) Mungo Murray, second son of Cuthbert (No. 398). He had a charter of Egerness and Ballinsteir in 1508. From him descended: - (412) David Murray"
SOURCE: Heraldry of the MurraysThe heraldry of the Murrays: with notes on all the males of the family, descriptions of the arms, plates and pedigrees, by G. Harvey Johnston, 1910, page 100, paragraph 411