I have no connection to this family.Saw your query and did some searching.This is what I found:
1871 Scotland Census about James McGarrity Name: James McGarrity Age: 71 Estimated birth year: abt 1800 Relationship: Head Spouse's name : Mabel Gender: Male Where born: Ireland Registration Number: 573/1 Registration district: Paisley High Church Civil parish: Paisley High Church County: Renfrewshire Address: 79 High St Occupation: Gardener ED: 4 Page: 12 Household schedule number: 59 Line: 17 Roll: CSSCT1871_102
Household Members: Name Age Frances Gallocher 24, boarder James McGarrity 71 James McGarrity 11, son, b. Paisley Mabel McGarrity 44, wife, b. Ireland James McQuire 27, boarder
This is all I could find.Nosign of Mary Lavery McGarrity.
Regards, Susan Nass Random Acts of Genealogical Kindness