Makcullo of Mertoun. Azure, three wolves’ heads erased argent.
McCulloch of Cardoness: Ermine frette gules of eight pieces, and on an escutcheon azure, three wolves heads erased argent.
McCulloch of Ardwell: Ermine frette gules. Crest: A hand throwing a dart proper. (Granted to Sir Godfrey McCulloch of Myrtoun about 1672).
McCulloch of Drummorrell. Bears ermine frettee gules a bordur ingrailed of the second, Above the Shield ane helmet befitting his degree mantle gules doubled argent. The motto in ane Escroll Verus et Sedulus. (Granted to Alexander McCulloch of Drummorrell in 1652).
McCulloch of Barholm: Fret being engrailed, and the escutcheon azure, three wolves’ heads erased argent; supporters, as heir-male of the families of Muile, Myretown, and Cardoness —two men in armour, each holding a spear in his hand proper. (Granted to John McCulloch of Barholm, 1814)
McCulloch of Pilton: Ermine a fret engrailed gules. (Granted to Sir Hilton McCulloch of Pilton, about 1672)
McCulloch of Mule and Inshanks: Ermine frette gules, a bordure, indented of the second.
McCulloch of Ardwall – Ermine fretty gules within Fretty a bordure of the last (1st and 4th quarters). (Granted to Andrew Jameson McCulloch of Ardwall, the younger, in 1899).
McCullock of Kirkclaugh – Ermine fretty gules within a bordure engrailed of the last (1st and 4th quarters). (Granted to William Edward Cliff McCulloch, the younger, of Kircklaugh in 1899).
McCulloch of Cadboll – Ermine fretty (Consistent with the 1431 seal of Alexander McCulloch in Easter Ross which included gules, fretty, and apparently ermine).
To understand the terms used to describe each coat of arms, refer to this glossary.
Sources:
R.R. Stoddart, Scottish Arms, A Collection of Armorial Bearings
Walter Jameson McCulloch, A History of the Galloway Family of McCulloch
An Ordinary of Arms Contained
Court of the Lord Lyon records through ScotlandsPeople