The lady with child in a green habit is the ‘Mother Church and children’
John McLaurin’s "Sheepherds Crook Sable" is a reference St Moluag’s Crozier” on the Isle of Lismore. Heraldsnet.org more accurate description "a bishop's crook in pale sable--M'LAURIN, Dreghorn", eludes to his ancestor Laurence de Ergadia on Lismore circa 1300, as the Keeper of St. Moluag’s Crook.
John MacLaurin was well versed in family history, his father Colin MacLaurin, had hand delivered to the Advocate Library in Edinburgh, what is known today as MS:1467, which he had collected that contained his ancestors genealogy “Clann an Aba Uaine”, ‘the Children of the Green Abbot’.
"Mr. MacLaurin presented to the Society from the Reverend Mr. Malcolme an old Irish Manuscript ", "This is a clear description of the 1467 ms," Ronald Black, 2011
John’s direct lineage contained a long line of Protestant Reverands from the University of Glasgow. My ancestors were the Episcopalian cattle droving Jacobite sympathetic Appin and Ardchattan McLaurin cousins.
Seventeenth century testaments in the National Records of Scotland and other legal documents including John’s matriculation, link these contradictory McLaurin families who fought against each other during the siege of Edinburgh in 1745. Colin MacLaurin a volunteer cannoneer aiming at the invading twenty-seven Appin McLearans in the Stewart of Appin Clan Regiment.